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Java 类jdk.nashorn.internal.runtime.regexp.joni.constants.AnchorType 实例源码

项目：OpenJSharp    文件：OptAnchorInfo.java    
static String anchorToString(final int anchor) {
    final StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) {
        s.append("begin-buf ");
    }
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) {
        s.append("begin-line ");
    }
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) {
        s.append("begin-pos ");
    }
    if ((anchor & AnchorType.END_BUF) !=0 ) {
        s.append("end-buf ");
    }
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) {
        s.append("semi-end-buf ");
    }
    if ((anchor & AnchorType.END_LINE) !=0 ) {
        s.append("end-line ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) {
        s.append("anychar-star ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) {
        s.append("anychar-star-pl ");
    }
    s.append("]");

    return s.toString();
}
项目：OpenJSharp    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(final AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：OpenJSharp    文件：Analyser.java    
private Node divideLookBehindAlternatives(final Node nodep) {
    Node node = nodep;
    final AnchorNode an = (AnchorNode)node;
    final int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    final Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        final AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：openjdk-jdk10    文件：OptAnchorInfo.java    
static String anchorToString(final int anchor) {
    final StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) {
        s.append("begin-buf ");
    }
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) {
        s.append("begin-line ");
    }
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) {
        s.append("begin-pos ");
    }
    if ((anchor & AnchorType.END_BUF) !=0 ) {
        s.append("end-buf ");
    }
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) {
        s.append("semi-end-buf ");
    }
    if ((anchor & AnchorType.END_LINE) !=0 ) {
        s.append("end-line ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) {
        s.append("anychar-star ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) {
        s.append("anychar-star-pl ");
    }
    s.append("]");

    return s.toString();
}
项目：openjdk-jdk10    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(final AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：openjdk-jdk10    文件：Analyser.java    
private Node divideLookBehindAlternatives(final Node nodep) {
    Node node = nodep;
    final AnchorNode an = (AnchorNode)node;
    final int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    final Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        final AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：openjdk9    文件：OptAnchorInfo.java    
static String anchorToString(final int anchor) {
    final StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) {
        s.append("begin-buf ");
    }
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) {
        s.append("begin-line ");
    }
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) {
        s.append("begin-pos ");
    }
    if ((anchor & AnchorType.END_BUF) !=0 ) {
        s.append("end-buf ");
    }
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) {
        s.append("semi-end-buf ");
    }
    if ((anchor & AnchorType.END_LINE) !=0 ) {
        s.append("end-line ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) {
        s.append("anychar-star ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) {
        s.append("anychar-star-pl ");
    }
    s.append("]");

    return s.toString();
}
项目：openjdk9    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(final AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：openjdk9    文件：Analyser.java    
private Node divideLookBehindAlternatives(final Node nodep) {
    Node node = nodep;
    final AnchorNode an = (AnchorNode)node;
    final int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    final Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        final AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：kaziranga    文件：OptAnchorInfo.java    
static String anchorToString(final int anchor) {
    final StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) {
        s.append("begin-buf ");
    }
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) {
        s.append("begin-line ");
    }
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) {
        s.append("begin-pos ");
    }
    if ((anchor & AnchorType.END_BUF) !=0 ) {
        s.append("end-buf ");
    }
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) {
        s.append("semi-end-buf ");
    }
    if ((anchor & AnchorType.END_LINE) !=0 ) {
        s.append("end-line ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) {
        s.append("anychar-star ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) {
        s.append("anychar-star-pl ");
    }
    s.append("]");

    return s.toString();
}
项目：kaziranga    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(final AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：kaziranga    文件：Analyser.java    
private Node divideLookBehindAlternatives(final Node nodep) {
    Node node = nodep;
    final AnchorNode an = (AnchorNode)node;
    final int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    final Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        final AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：lookaside_java-1.8.0-openjdk    文件：OptAnchorInfo.java    
static String anchorToString(final int anchor) {
    final StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) {
        s.append("begin-buf ");
    }
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) {
        s.append("begin-line ");
    }
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) {
        s.append("begin-pos ");
    }
    if ((anchor & AnchorType.END_BUF) !=0 ) {
        s.append("end-buf ");
    }
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) {
        s.append("semi-end-buf ");
    }
    if ((anchor & AnchorType.END_LINE) !=0 ) {
        s.append("end-line ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) {
        s.append("anychar-star ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) {
        s.append("anychar-star-pl ");
    }
    s.append("]");

    return s.toString();
}
项目：lookaside_java-1.8.0-openjdk    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(final AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：lookaside_java-1.8.0-openjdk    文件：Analyser.java    
private Node divideLookBehindAlternatives(final Node nodep) {
    Node node = nodep;
    final AnchorNode an = (AnchorNode)node;
    final int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    final Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        final AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：jdk8u_nashorn    文件：OptAnchorInfo.java    
static String anchorToString(final int anchor) {
    final StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) {
        s.append("begin-buf ");
    }
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) {
        s.append("begin-line ");
    }
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) {
        s.append("begin-pos ");
    }
    if ((anchor & AnchorType.END_BUF) !=0 ) {
        s.append("end-buf ");
    }
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) {
        s.append("semi-end-buf ");
    }
    if ((anchor & AnchorType.END_LINE) !=0 ) {
        s.append("end-line ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) {
        s.append("anychar-star ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) {
        s.append("anychar-star-pl ");
    }
    s.append("]");

    return s.toString();
}
项目：jdk8u_nashorn    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(final AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：jdk8u_nashorn    文件：Analyser.java    
private Node divideLookBehindAlternatives(final Node nodep) {
    Node node = nodep;
    final AnchorNode an = (AnchorNode)node;
    final int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    final Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        final AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：infobip-open-jdk-8    文件：OptAnchorInfo.java    
static String anchorToString(final int anchor) {
    final StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) {
        s.append("begin-buf ");
    }
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) {
        s.append("begin-line ");
    }
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) {
        s.append("begin-pos ");
    }
    if ((anchor & AnchorType.END_BUF) !=0 ) {
        s.append("end-buf ");
    }
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) {
        s.append("semi-end-buf ");
    }
    if ((anchor & AnchorType.END_LINE) !=0 ) {
        s.append("end-line ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) {
        s.append("anychar-star ");
    }
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) {
        s.append("anychar-star-pl ");
    }
    s.append("]");

    return s.toString();
}
项目：infobip-open-jdk-8    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(final AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：infobip-open-jdk-8    文件：Analyser.java    
private Node divideLookBehindAlternatives(final Node nodep) {
    Node node = nodep;
    final AnchorNode an = (AnchorNode)node;
    final int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    final Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        final AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：OLD-OpenJDK8    文件：OptAnchorInfo.java    
static String anchorToString(int anchor) {
    StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) s.append("begin-buf ");
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) s.append("begin-line ");
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) s.append("begin-pos ");
    if ((anchor & AnchorType.END_BUF) !=0 ) s.append("end-buf ");
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) s.append("semi-end-buf ");
    if ((anchor & AnchorType.END_LINE) !=0 ) s.append("end-line ");
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) s.append("anychar-star ");
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) s.append("anychar-star-pl ");
    s.append("]");

    return s.toString();
}
项目：OLD-OpenJDK8    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：OLD-OpenJDK8    文件：Analyser.java    
private Node divideLookBehindAlternatives(Node node) {
    AnchorNode an = (AnchorNode)node;
    int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：nashorn-backport    文件：OptAnchorInfo.java    
static String anchorToString(int anchor) {
    StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) s.append("begin-buf ");
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) s.append("begin-line ");
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) s.append("begin-pos ");
    if ((anchor & AnchorType.END_BUF) !=0 ) s.append("end-buf ");
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) s.append("semi-end-buf ");
    if ((anchor & AnchorType.END_LINE) !=0 ) s.append("end-line ");
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) s.append("anychar-star ");
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) s.append("anychar-star-pl ");
    s.append("]");

    return s.toString();
}
项目：nashorn-backport    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：nashorn-backport    文件：Analyser.java    
private Node divideLookBehindAlternatives(Node node) {
    AnchorNode an = (AnchorNode)node;
    int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：nashorn    文件：OptAnchorInfo.java    
static String anchorToString(int anchor) {
    StringBuffer s = new StringBuffer("[");

    if ((anchor & AnchorType.BEGIN_BUF) !=0 ) s.append("begin-buf ");
    if ((anchor & AnchorType.BEGIN_LINE) !=0 ) s.append("begin-line ");
    if ((anchor & AnchorType.BEGIN_POSITION) !=0 ) s.append("begin-pos ");
    if ((anchor & AnchorType.END_BUF) !=0 ) s.append("end-buf ");
    if ((anchor & AnchorType.SEMI_END_BUF) !=0 ) s.append("semi-end-buf ");
    if ((anchor & AnchorType.END_LINE) !=0 ) s.append("end-line ");
    if ((anchor & AnchorType.ANYCHAR_STAR) !=0 ) s.append("anychar-star ");
    if ((anchor & AnchorType.ANYCHAR_STAR_ML) !=0 ) s.append("anychar-star-pl ");
    s.append("]");

    return s.toString();
}
项目：nashorn    文件：ArrayCompiler.java    
private int compileLengthAnchorNode(AnchorNode node) {
    int tlen;
    if (node.target != null) {
        tlen = compileLengthTree(node.target);
    } else {
        tlen = 0;
    }

    int len;
    switch (node.type) {
    case AnchorType.PREC_READ:
        len = OPSize.PUSH_POS + tlen + OPSize.POP_POS;
        break;

    case AnchorType.PREC_READ_NOT:
        len = OPSize.PUSH_POS_NOT + tlen + OPSize.FAIL_POS;
        break;

    case AnchorType.LOOK_BEHIND:
        len = OPSize.LOOK_BEHIND + tlen;
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = OPSize.PUSH_LOOK_BEHIND_NOT + tlen + OPSize.FAIL_LOOK_BEHIND_NOT;
        break;

    default:
        len = OPSize.OPCODE;
        break;
    } // switch
    return len;
}
项目：nashorn    文件：Analyser.java    
private Node divideLookBehindAlternatives(Node node) {
    AnchorNode an = (AnchorNode)node;
    int anchorType = an.type;
    Node head = an.target;
    Node np = ((ConsAltNode)head).car;

    swap(node, head);

    Node tmp = node;
    node = head;
    head = tmp;

    ((ConsAltNode)node).setCar(head);
    ((AnchorNode)head).setTarget(np);
    np = node;

    while ((np = ((ConsAltNode)np).cdr) != null) {
        AnchorNode insert = new AnchorNode(anchorType);
        insert.setTarget(((ConsAltNode)np).car);
        ((ConsAltNode)np).setCar(insert);
    }

    if (anchorType == AnchorType.LOOK_BEHIND_NOT) {
        np = node;
        do {
            ((ConsAltNode)np).toListNode(); /* alt -> list */
        } while ((np = ((ConsAltNode)np).cdr) != null);
    }

    return node;
}
项目：OpenJSharp    文件：ArrayCompiler.java    
@Override
protected void compileAnchorNode(final AnchorNode node) {
    int len;
    int n;

    switch (node.type) {
    case AnchorType.BEGIN_BUF:          addOpcode(OPCode.BEGIN_BUF);            break;
    case AnchorType.END_BUF:            addOpcode(OPCode.END_BUF);              break;
    case AnchorType.BEGIN_LINE:         addOpcode(OPCode.BEGIN_LINE);           break;
    case AnchorType.END_LINE:           addOpcode(OPCode.END_LINE);             break;
    case AnchorType.SEMI_END_BUF:       addOpcode(OPCode.SEMI_END_BUF);         break;
    case AnchorType.BEGIN_POSITION:     addOpcode(OPCode.BEGIN_POSITION);       break;

    case AnchorType.WORD_BOUND:
        addOpcode(OPCode.WORD_BOUND);
        break;

    case AnchorType.NOT_WORD_BOUND:
        addOpcode(OPCode.NOT_WORD_BOUND);
        break;

    case AnchorType.WORD_BEGIN:
        if (Config.USE_WORD_BEGIN_END) {
            addOpcode(OPCode.WORD_BEGIN);
        }
        break;

    case AnchorType.WORD_END:
        if (Config.USE_WORD_BEGIN_END) {
            addOpcode(OPCode.WORD_END);
        }
        break;

    case AnchorType.PREC_READ:
        addOpcode(OPCode.PUSH_POS);
        compileTree(node.target);
        addOpcode(OPCode.POP_POS);
        break;

    case AnchorType.PREC_READ_NOT:
        len = compileLengthTree(node.target);
        addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
        compileTree(node.target);
        addOpcode(OPCode.FAIL_POS);
        break;

    case AnchorType.LOOK_BEHIND:
        addOpcode(OPCode.LOOK_BEHIND);
        if (node.charLength < 0) {
            n = analyser.getCharLengthTree(node.target);
            if (analyser.returnCode != 0) {
                newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
            }
        } else {
            n = node.charLength;
        }
        addLength(n);
        compileTree(node.target);
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = compileLengthTree(node.target);
        addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
        if (node.charLength < 0) {
            n = analyser.getCharLengthTree(node.target);
            if (analyser.returnCode != 0) {
                newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
            }
        } else {
            n = node.charLength;
        }
        addLength(n);
        compileTree(node.target);
        addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
        break;

    default:
        newInternalException(ERR_PARSER_BUG);
    } // switch
}
项目：OpenJSharp    文件：Regex.java    
void setSubAnchor(final OptAnchorInfo anc) {
    subAnchor |= anc.leftAnchor & AnchorType.BEGIN_LINE;
    subAnchor |= anc.rightAnchor & AnchorType.END_LINE;
}
项目：OpenJSharp    文件：Regex.java    
public String optimizeInfoToString() {
    final StringBuilder s = new StringBuilder();
    s.append("optimize: ").append(searchAlgorithm.getName()).append("\n");
    s.append("  anchor:     ").append(OptAnchorInfo.anchorToString(anchor));

    if ((anchor & AnchorType.END_BUF_MASK) != 0) {
        s.append(MinMaxLen.distanceRangeToString(anchorDmin, anchorDmax));
    }

    s.append("\n");

    if (searchAlgorithm != SearchAlgorithm.NONE) {
        s.append("  sub anchor: ").append(OptAnchorInfo.anchorToString(subAnchor)).append("\n");
    }

    s.append("dmin: ").append(dMin).append(" dmax: ").append(dMax).append("\n");
    s.append("threshold length: ").append(thresholdLength).append("\n");

    if (exact != null) {
        s.append("exact: [").append(exact, exactP, exactEnd - exactP).append("]: length: ").append(exactEnd - exactP).append("\n");
    } else if (searchAlgorithm == SearchAlgorithm.MAP) {
        int n=0;
        for (int i=0; i<Config.CHAR_TABLE_SIZE; i++) {
            if (map[i] != 0) {
                n++;
            }
        }

        s.append("map: n = ").append(n).append("\n");
        if (n > 0) {
            int c=0;
            s.append("[");
            for (int i=0; i<Config.CHAR_TABLE_SIZE; i++) {
                if (map[i] != 0) {
                    if (c > 0) {
                        s.append(", ");
                    }
                    c++;
                    // TODO if (enc.isPrint(i)
                    s.append((char)i);
                }
            }
            s.append("]\n");
        }
    }

    return s.toString();
}
项目：OpenJSharp    文件：Analyser.java    
@SuppressWarnings("unused")
protected final void setOptimizedInfoFromTree(final Node node) {
    final NodeOptInfo opt = new NodeOptInfo();
    final OptEnvironment oenv = new OptEnvironment();

    oenv.options = regex.options;
    oenv.caseFoldFlag = regex.caseFoldFlag;
    oenv.scanEnv = env;
    oenv.mmd.clear(); // ??

    optimizeNodeLeft(node, opt, oenv);

    regex.anchor = opt.anchor.leftAnchor & (AnchorType.BEGIN_BUF |
                                            AnchorType.BEGIN_POSITION |
                                            AnchorType.ANYCHAR_STAR |
                                            AnchorType.ANYCHAR_STAR_ML);

    regex.anchor |= opt.anchor.rightAnchor & (AnchorType.END_BUF |
                                              AnchorType.SEMI_END_BUF);

    if ((regex.anchor & (AnchorType.END_BUF | AnchorType.SEMI_END_BUF)) != 0) {
        regex.anchorDmin = opt.length.min;
        regex.anchorDmax = opt.length.max;
    }

    if (opt.exb.length > 0 || opt.exm.length > 0) {
        opt.exb.select(opt.exm);
        if (opt.map.value > 0 && opt.exb.compare(opt.map) > 0) {
            // !goto set_map;!
            regex.setOptimizeMapInfo(opt.map);
            regex.setSubAnchor(opt.map.anchor);
        } else {
            regex.setExactInfo(opt.exb);
            regex.setSubAnchor(opt.exb.anchor);
        }
    } else if (opt.map.value > 0) {
        // !set_map:!
        regex.setOptimizeMapInfo(opt.map);
        regex.setSubAnchor(opt.map.anchor);
    } else {
        regex.subAnchor |= opt.anchor.leftAnchor & AnchorType.BEGIN_LINE;
        if (opt.length.max == 0) {
            regex.subAnchor |= opt.anchor.rightAnchor & AnchorType.END_LINE;
        }
    }

    if (Config.DEBUG_COMPILE || Config.DEBUG_MATCH) {
        Config.log.println(regex.optimizeInfoToString());
    }
}
项目：openjdk-jdk10    文件：ArrayCompiler.java    
@Override
protected void compileAnchorNode(final AnchorNode node) {
    int len;
    int n;

    switch (node.type) {
    case AnchorType.BEGIN_BUF:          addOpcode(OPCode.BEGIN_BUF);            break;
    case AnchorType.END_BUF:            addOpcode(OPCode.END_BUF);              break;
    case AnchorType.BEGIN_LINE:         addOpcode(OPCode.BEGIN_LINE);           break;
    case AnchorType.END_LINE:           addOpcode(OPCode.END_LINE);             break;
    case AnchorType.SEMI_END_BUF:       addOpcode(OPCode.SEMI_END_BUF);         break;
    case AnchorType.BEGIN_POSITION:     addOpcode(OPCode.BEGIN_POSITION);       break;

    case AnchorType.WORD_BOUND:
        addOpcode(OPCode.WORD_BOUND);
        break;

    case AnchorType.NOT_WORD_BOUND:
        addOpcode(OPCode.NOT_WORD_BOUND);
        break;

    case AnchorType.WORD_BEGIN:
        if (Config.USE_WORD_BEGIN_END) {
            addOpcode(OPCode.WORD_BEGIN);
        }
        break;

    case AnchorType.WORD_END:
        if (Config.USE_WORD_BEGIN_END) {
            addOpcode(OPCode.WORD_END);
        }
        break;

    case AnchorType.PREC_READ:
        addOpcode(OPCode.PUSH_POS);
        compileTree(node.target);
        addOpcode(OPCode.POP_POS);
        break;

    case AnchorType.PREC_READ_NOT:
        len = compileLengthTree(node.target);
        addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
        compileTree(node.target);
        addOpcode(OPCode.FAIL_POS);
        break;

    case AnchorType.LOOK_BEHIND:
        addOpcode(OPCode.LOOK_BEHIND);
        if (node.charLength < 0) {
            n = analyser.getCharLengthTree(node.target);
            if (analyser.returnCode != 0) {
                newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
            }
        } else {
            n = node.charLength;
        }
        addLength(n);
        compileTree(node.target);
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = compileLengthTree(node.target);
        addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
        if (node.charLength < 0) {
            n = analyser.getCharLengthTree(node.target);
            if (analyser.returnCode != 0) {
                newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
            }
        } else {
            n = node.charLength;
        }
        addLength(n);
        compileTree(node.target);
        addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
        break;

    default:
        newInternalException(ERR_PARSER_BUG);
    } // switch
}
项目：openjdk-jdk10    文件：Regex.java    
void setSubAnchor(final OptAnchorInfo anc) {
    subAnchor |= anc.leftAnchor & AnchorType.BEGIN_LINE;
    subAnchor |= anc.rightAnchor & AnchorType.END_LINE;
}
项目：openjdk-jdk10    文件：Regex.java    
public String optimizeInfoToString() {
    final StringBuilder s = new StringBuilder();
    s.append("optimize: ").append(searchAlgorithm.getName()).append("\n");
    s.append("  anchor:     ").append(OptAnchorInfo.anchorToString(anchor));

    if ((anchor & AnchorType.END_BUF_MASK) != 0) {
        s.append(MinMaxLen.distanceRangeToString(anchorDmin, anchorDmax));
    }

    s.append("\n");

    if (searchAlgorithm != SearchAlgorithm.NONE) {
        s.append("  sub anchor: ").append(OptAnchorInfo.anchorToString(subAnchor)).append("\n");
    }

    s.append("dmin: ").append(dMin).append(" dmax: ").append(dMax).append("\n");
    s.append("threshold length: ").append(thresholdLength).append("\n");

    if (exact != null) {
        s.append("exact: [").append(exact, exactP, exactEnd - exactP).append("]: length: ").append(exactEnd - exactP).append("\n");
    } else if (searchAlgorithm == SearchAlgorithm.MAP) {
        int n=0;
        for (int i=0; i<Config.CHAR_TABLE_SIZE; i++) {
            if (map[i] != 0) {
                n++;
            }
        }

        s.append("map: n = ").append(n).append("\n");
        if (n > 0) {
            int c=0;
            s.append("[");
            for (int i=0; i<Config.CHAR_TABLE_SIZE; i++) {
                if (map[i] != 0) {
                    if (c > 0) {
                        s.append(", ");
                    }
                    c++;
                    // TODO if (enc.isPrint(i)
                    s.append((char)i);
                }
            }
            s.append("]\n");
        }
    }

    return s.toString();
}
项目：openjdk-jdk10    文件：Analyser.java    
@SuppressWarnings("unused")
protected final void setOptimizedInfoFromTree(final Node node) {
    final NodeOptInfo opt = new NodeOptInfo();
    final OptEnvironment oenv = new OptEnvironment();

    oenv.options = regex.options;
    oenv.caseFoldFlag = regex.caseFoldFlag;
    oenv.scanEnv = env;
    oenv.mmd.clear(); // ??

    optimizeNodeLeft(node, opt, oenv);

    regex.anchor = opt.anchor.leftAnchor & (AnchorType.BEGIN_BUF |
                                            AnchorType.BEGIN_POSITION |
                                            AnchorType.ANYCHAR_STAR |
                                            AnchorType.ANYCHAR_STAR_ML);

    regex.anchor |= opt.anchor.rightAnchor & (AnchorType.END_BUF |
                                              AnchorType.SEMI_END_BUF);

    if ((regex.anchor & (AnchorType.END_BUF | AnchorType.SEMI_END_BUF)) != 0) {
        regex.anchorDmin = opt.length.min;
        regex.anchorDmax = opt.length.max;
    }

    if (opt.exb.length > 0 || opt.exm.length > 0) {
        opt.exb.select(opt.exm);
        if (opt.map.value > 0 && opt.exb.compare(opt.map) > 0) {
            // !goto set_map;!
            regex.setOptimizeMapInfo(opt.map);
            regex.setSubAnchor(opt.map.anchor);
        } else {
            regex.setExactInfo(opt.exb);
            regex.setSubAnchor(opt.exb.anchor);
        }
    } else if (opt.map.value > 0) {
        // !set_map:!
        regex.setOptimizeMapInfo(opt.map);
        regex.setSubAnchor(opt.map.anchor);
    } else {
        regex.subAnchor |= opt.anchor.leftAnchor & AnchorType.BEGIN_LINE;
        if (opt.length.max == 0) {
            regex.subAnchor |= opt.anchor.rightAnchor & AnchorType.END_LINE;
        }
    }

    if (Config.DEBUG_COMPILE || Config.DEBUG_MATCH) {
        Config.log.println(regex.optimizeInfoToString());
    }
}
项目：openjdk9    文件：ArrayCompiler.java    
@Override
protected void compileAnchorNode(final AnchorNode node) {
    int len;
    int n;

    switch (node.type) {
    case AnchorType.BEGIN_BUF:          addOpcode(OPCode.BEGIN_BUF);            break;
    case AnchorType.END_BUF:            addOpcode(OPCode.END_BUF);              break;
    case AnchorType.BEGIN_LINE:         addOpcode(OPCode.BEGIN_LINE);           break;
    case AnchorType.END_LINE:           addOpcode(OPCode.END_LINE);             break;
    case AnchorType.SEMI_END_BUF:       addOpcode(OPCode.SEMI_END_BUF);         break;
    case AnchorType.BEGIN_POSITION:     addOpcode(OPCode.BEGIN_POSITION);       break;

    case AnchorType.WORD_BOUND:
        addOpcode(OPCode.WORD_BOUND);
        break;

    case AnchorType.NOT_WORD_BOUND:
        addOpcode(OPCode.NOT_WORD_BOUND);
        break;

    case AnchorType.WORD_BEGIN:
        if (Config.USE_WORD_BEGIN_END) {
            addOpcode(OPCode.WORD_BEGIN);
        }
        break;

    case AnchorType.WORD_END:
        if (Config.USE_WORD_BEGIN_END) {
            addOpcode(OPCode.WORD_END);
        }
        break;

    case AnchorType.PREC_READ:
        addOpcode(OPCode.PUSH_POS);
        compileTree(node.target);
        addOpcode(OPCode.POP_POS);
        break;

    case AnchorType.PREC_READ_NOT:
        len = compileLengthTree(node.target);
        addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
        compileTree(node.target);
        addOpcode(OPCode.FAIL_POS);
        break;

    case AnchorType.LOOK_BEHIND:
        addOpcode(OPCode.LOOK_BEHIND);
        if (node.charLength < 0) {
            n = analyser.getCharLengthTree(node.target);
            if (analyser.returnCode != 0) {
                newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
            }
        } else {
            n = node.charLength;
        }
        addLength(n);
        compileTree(node.target);
        break;

    case AnchorType.LOOK_BEHIND_NOT:
        len = compileLengthTree(node.target);
        addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
        if (node.charLength < 0) {
            n = analyser.getCharLengthTree(node.target);
            if (analyser.returnCode != 0) {
                newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
            }
        } else {
            n = node.charLength;
        }
        addLength(n);
        compileTree(node.target);
        addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
        break;

    default:
        newInternalException(ERR_PARSER_BUG);
    } // switch
}
项目：openjdk9    文件：Regex.java    
void setSubAnchor(final OptAnchorInfo anc) {
    subAnchor |= anc.leftAnchor & AnchorType.BEGIN_LINE;
    subAnchor |= anc.rightAnchor & AnchorType.END_LINE;
}