/** * Compiles the default handling for DOM elements: traverse all children */ private InstructionList compileDefaultRecursion(ClassGenerator classGen, MethodGenerator methodGen, InstructionHandle next) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = new InstructionList(); final String applyTemplatesSig = classGen.getApplyTemplatesSig(); final int git = cpg.addInterfaceMethodref(DOM_INTF, GET_CHILDREN, GET_CHILDREN_SIG); final int applyTemplates = cpg.addMethodref(getClassName(), functionName(), applyTemplatesSig); il.append(classGen.loadTranslet()); il.append(methodGen.loadDOM()); il.append(methodGen.loadDOM()); il.append(new ILOAD(_currentIndex)); il.append(new INVOKEINTERFACE(git, 2)); il.append(methodGen.loadHandler()); il.append(new INVOKEVIRTUAL(applyTemplates)); il.append(new GOTO_W(next)); return il; }
/** * Translates reference into object of internal type <code>type</code>. * * @see com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type#translateTo */ public void translateTo(ClassGenerator classGen, MethodGenerator methodGen, StringType type) { final int current = methodGen.getLocalIndex("current"); ConstantPoolGen cpg = classGen.getConstantPool(); InstructionList il = methodGen.getInstructionList(); // If no current, conversion is a top-level if (current < 0) { il.append(new PUSH(cpg, DTM.ROOT_NODE)); // push root node } else { il.append(new ILOAD(current)); } il.append(methodGen.loadDOM()); final int stringF = cpg.addMethodref(BASIS_LIBRARY_CLASS, "stringF", "(" + OBJECT_SIG + NODE_SIG + DOM_INTF_SIG + ")" + STRING_SIG); il.append(new INVOKESTATIC(stringF)); }
/** * Compiles the default action for DOM text nodes and attribute nodes: * output the node's text value */ private InstructionList compileDefaultText(ClassGenerator classGen, MethodGenerator methodGen, InstructionHandle next) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = new InstructionList(); final int chars = cpg.addInterfaceMethodref(DOM_INTF, CHARACTERS, CHARACTERS_SIG); il.append(methodGen.loadDOM()); il.append(new ILOAD(_currentIndex)); il.append(methodGen.loadHandler()); il.append(new INVOKEINTERFACE(chars, 3)); il.append(new GOTO_W(next)); return il; }
/** * Create a constructor for the new class. Updates the reference to the * collator in the super calls only when the stylesheet specifies a new * language in xsl:sort. */ private static MethodGenerator compileInit(Vector sortObjects, NodeSortRecordGenerator sortRecord, ConstantPoolGen cpg, String className) { final InstructionList il = new InstructionList(); final MethodGenerator init = new MethodGenerator(ACC_PUBLIC, com.sun.org.apache.bcel.internal.generic.Type.VOID, null, null, "<init>", className, il, cpg); // Call the constructor in the NodeSortRecord superclass il.append(ALOAD_0); il.append(new INVOKESPECIAL(cpg.addMethodref(NODE_SORT_RECORD, "<init>", "()V"))); il.append(RETURN); return init; }
/** * This method is called when the constructor is compiled in * Stylesheet.compileConstructor() and not as the syntax tree is traversed. */ public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); // Returns the name of a node in the DOM final int getNodeName = cpg.addInterfaceMethodref(DOM_INTF, "getNodeName", "(I)"+STRING_SIG); final int getLocalName = cpg.addMethodref(BASIS_LIBRARY_CLASS, "getLocalName", "(Ljava/lang/String;)"+ "Ljava/lang/String;"); super.translate(classGen, methodGen); il.append(new INVOKEINTERFACE(getNodeName, 2)); il.append(new INVOKESTATIC(getLocalName)); }
/** * Generates code that loads the array that will contain the character * data represented by this Text node, followed by the offset of the * data from the start of the array, and then the length of the data. * * The pre-condition to calling this method is that * canLoadAsArrayOffsetLength() returns true. * @see #canLoadArrayOffsetLength() */ public void loadAsArrayOffsetLength(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); final XSLTC xsltc = classGen.getParser().getXSLTC(); // The XSLTC object keeps track of character data // that is to be stored in char arrays. final int offset = xsltc.addCharacterData(_text); final int length = _text.length(); String charDataFieldName = STATIC_CHAR_DATA_FIELD + (xsltc.getCharacterDataCount()-1); il.append(new GETSTATIC(cpg.addFieldref(xsltc.getClassName(), charDataFieldName, STATIC_CHAR_DATA_FIELD_SIG))); il.append(new PUSH(cpg, offset)); il.append(new PUSH(cpg, _text.length())); }
public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final InstructionList il = methodGen.getInstructionList(); if (methodGen instanceof CompareGenerator) { il.append(((CompareGenerator)methodGen).loadLastNode()); } else if (methodGen instanceof TestGenerator) { il.append(new ILOAD(LAST_INDEX)); } else { final ConstantPoolGen cpg = classGen.getConstantPool(); final int getLast = cpg.addInterfaceMethodref(NODE_ITERATOR, "getLast", "()I"); il.append(methodGen.loadIterator()); il.append(new INVOKEINTERFACE(getLast, 1)); } }
/** * Translate a predicate expression. If non of the optimizations apply * then this translation pushes two references on the stack: a reference * to a newly created filter object and a reference to the predicate's * closure. See class <code>Step</code> for further details. */ public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); if (_nthPositionFilter || _nthDescendant) { _exp.translate(classGen, methodGen); } else if (isNodeValueTest() && (getParent() instanceof Step)) { _value.translate(classGen, methodGen); il.append(new CHECKCAST(cpg.addClass(STRING_CLASS))); il.append(new PUSH(cpg, ((EqualityExpr)_exp).getOp())); } else { translateFilter(classGen, methodGen); } }
/** * Compile the value of the parameter, which is either in an expression in * a 'select' attribute, or in the with-param element's body */ public void translateValue(ClassGenerator classGen, MethodGenerator methodGen) { // Compile expression is 'select' attribute if present if (_select != null) { _select.translate(classGen, methodGen); _select.startIterator(classGen, methodGen); } // If not, compile result tree from parameter body if present. else if (hasContents()) { compileResultTree(classGen, methodGen); } // If neither are present then store empty string in parameter slot else { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(new PUSH(cpg, Constants.EMPTYSTRING)); } }
/** * This method is called when the constructor is compiled in * Stylesheet.compileConstructor() and not as the syntax tree is traversed. */ public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); final int tst = cpg.addMethodref(BASIS_LIBRARY_CLASS, "testLanguage", "("+STRING_SIG+DOM_INTF_SIG+"I)Z"); _lang.translate(classGen,methodGen); il.append(methodGen.loadDOM()); if (classGen instanceof FilterGenerator) il.append(new ILOAD(1)); else il.append(methodGen.loadContextNode()); il.append(new INVOKESTATIC(tst)); }
/** * Expects an integer on the stack and pushes its string value by calling * <code>Integer.toString(int i)</code>. * * @see com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type#translateTo */ public void translateTo(ClassGenerator classGen, MethodGenerator methodGen, StringType type) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(DUP); final BranchHandle ifNull = il.append(new IFNULL(null)); il.append(new INVOKEVIRTUAL(cpg.addMethodref(_javaClassName, "toString", "()" + STRING_SIG))); final BranchHandle gotobh = il.append(new GOTO(null)); ifNull.setTarget(il.append(POP)); il.append(new PUSH(cpg, "")); gotobh.setTarget(il.append(NOP)); }
/** * Create a constructor for the new class. Updates the reference to the * collator in the super calls only when the stylesheet specifies a new * language in xsl:sort. */ private static MethodGenerator compileInit(NodeSortRecordGenerator sortRecord, ConstantPoolGen cpg, String className) { final InstructionList il = new InstructionList(); final MethodGenerator init = new MethodGenerator(ACC_PUBLIC, com.sun.org.apache.bcel.internal.generic.Type.VOID, null, null, "<init>", className, il, cpg); // Call the constructor in the NodeSortRecord superclass il.append(ALOAD_0); il.append(new INVOKESPECIAL(cpg.addMethodref(NODE_SORT_RECORD, "<init>", "()V"))); il.append(RETURN); return init; }
/** * Release the compiled result tree. */ public void releaseResultTree(ClassGenerator classGen, MethodGenerator methodGen) { if (_domAdapter != null) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); if (classGen.getStylesheet().callsNodeset() && classGen.getDOMClass().equals(MULTI_DOM_CLASS)) { final int removeDA = cpg.addMethodref(MULTI_DOM_CLASS, "removeDOMAdapter", "(" + DOM_ADAPTER_SIG + ")V"); il.append(methodGen.loadDOM()); il.append(new CHECKCAST(cpg.addClass(MULTI_DOM_CLASS))); il.append(new ALOAD(_domAdapter.getIndex())); il.append(new CHECKCAST(cpg.addClass(DOM_ADAPTER_CLASS))); il.append(new INVOKEVIRTUAL(removeDA)); } final int release = cpg.addInterfaceMethodref(DOM_IMPL_CLASS, "release", "()V"); il.append(new ALOAD(_domAdapter.getIndex())); il.append(new INVOKEINTERFACE(release, 1)); _domAdapter.setEnd(il.getEnd()); methodGen.removeLocalVariable(_domAdapter); _domAdapter = null; } }
public static void compileGetChildren(ClassGenerator classGen, MethodGenerator methodGen, int node) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); final int git = cpg.addInterfaceMethodref(DOM_INTF, GET_CHILDREN, GET_CHILDREN_SIG); il.append(methodGen.loadDOM()); il.append(new ILOAD(node)); il.append(new INVOKEINTERFACE(git, 2)); }
/** * This method is part of a little trick that is needed to use local * variables inside nested for-each loops. See the initializeVariables() * method in the ForEach class for an explanation */ public void initialize(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); // This is only done for local variables that are actually used if (isLocal() && !_refs.isEmpty()) { // Create a variable slot if none is allocated if (_local == null) { _local = methodGen.addLocalVariable2(getEscapedName(), _type.toJCType(), null); } // Push the default value on the JVM's stack if ((_type instanceof IntType) || (_type instanceof NodeType) || (_type instanceof BooleanType)) il.append(new ICONST(0)); // 0 for node-id, integer and boolean else if (_type instanceof RealType) il.append(new DCONST(0)); // 0.0 for floating point numbers else il.append(new ACONST_NULL()); // and 'null' for anything else // Mark the store as the start of the live range of the variable _local.setStart(il.append(_type.STORE(_local.getIndex()))); } }
/** * Translate the code required for getting the node for which the * QName, local-name or namespace URI should be extracted. */ public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(methodGen.loadDOM()); // Function was called with no parameters if (argumentCount() == 0) { il.append(methodGen.loadContextNode()); } // Function was called with node parameter else if (_paramType == Type.Node) { _param.translate(classGen, methodGen); } else if (_paramType == Type.Reference) { _param.translate(classGen, methodGen); il.append(new INVOKESTATIC(cpg.addMethodref (BASIS_LIBRARY_CLASS, "referenceToNodeSet", "(" + OBJECT_SIG + ")" + NODE_ITERATOR_SIG))); il.append(methodGen.nextNode()); } // Function was called with node-set parameter else { _param.translate(classGen, methodGen); _param.startIterator(classGen, methodGen); il.append(methodGen.nextNode()); } }
/** * Generate a call to the method compiled for this attribute set */ public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); final SymbolTable symbolTable = getParser().getSymbolTable(); // Go through each attribute set and generate a method call for (int i=0; i<_sets.size(); i++) { // Get the attribute set name final QName name = (QName)_sets.elementAt(i); // Get the AttributeSet reference from the symbol table final AttributeSet attrs = symbolTable.lookupAttributeSet(name); // Compile the call to the set's method if the set exists if (attrs != null) { final String methodName = attrs.getMethodName(); il.append(classGen.loadTranslet()); il.append(methodGen.loadDOM()); il.append(methodGen.loadIterator()); il.append(methodGen.loadHandler()); il.append(methodGen.loadCurrentNode()); final int method = cpg.addMethodref(classGen.getClassName(), methodName, ATTR_SET_SIG); il.append(new INVOKESPECIAL(method)); } // Generate an error if the attribute set does not exist else { final Parser parser = getParser(); final String atrs = name.toString(); reportError(this, parser, ErrorMsg.ATTRIBSET_UNDEF_ERR, atrs); } } }
/** * Translates an object of this type to its unboxed representation. */ public void translateUnBox(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(new CHECKCAST(cpg.addClass(RUNTIME_NODE_CLASS))); il.append(new GETFIELD(cpg.addFieldref(RUNTIME_NODE_CLASS, NODE_FIELD, NODE_FIELD_SIG))); }
public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); if (argumentCount() > 0) { argument().translate(classGen, methodGen); } else { il.append(methodGen.loadContextNode()); Type.Node.translateTo(classGen, methodGen, Type.String); } il.append(new INVOKESTATIC(cpg.addMethodref(BASIS_LIBRARY_CLASS, "getStringLength", "(Ljava/lang/String;)I"))); }
public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); _value.translate(classGen, methodGen); _format.translate(classGen, methodGen); final int fn3arg = cpg.addMethodref(BASIS_LIBRARY_CLASS, "formatNumber", "(DLjava/lang/String;"+ "Ljava/text/DecimalFormat;)"+ "Ljava/lang/String;"); final int get = cpg.addMethodref(TRANSLET_CLASS, "getDecimalFormat", "(Ljava/lang/String;)"+ "Ljava/text/DecimalFormat;"); il.append(classGen.loadTranslet()); if (_name == null) { il.append(new PUSH(cpg, EMPTYSTRING)); } else if (_resolvedQName != null) { il.append(new PUSH(cpg, _resolvedQName.toString())); } else { _name.translate(classGen, methodGen); } il.append(new INVOKEVIRTUAL(get)); il.append(new INVOKESTATIC(fn3arg)); }
/** * Translate code that leaves a node's QName (as a String) on the stack */ public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); final int getName = cpg.addInterfaceMethodref(DOM_INTF, GET_NODE_NAME, GET_NODE_NAME_SIG); super.translate(classGen, methodGen); il.append(new INVOKEINTERFACE(getName, 2)); }
/** * Translate code that leaves a node's namespace URI (as a String) * on the stack */ public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); // Returns the string value for a node in the DOM final int getNamespace = cpg.addInterfaceMethodref(DOM_INTF, "getNamespaceName", "(I)"+STRING_SIG); super.translate(classGen, methodGen); il.append(new INVOKEINTERFACE(getNamespace, 2)); }
public void translate(ClassGenerator classGen, MethodGenerator methodGen) { if (hasNodeSetArgs() || hasReferenceArgs()) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); // Call compare() from the BasisLibrary _left.translate(classGen, methodGen); _left.startIterator(classGen, methodGen); _right.translate(classGen, methodGen); _right.startIterator(classGen, methodGen); il.append(new PUSH(cpg, _op)); il.append(methodGen.loadDOM()); int index = cpg.addMethodref(BASIS_LIBRARY_CLASS, "compare", "(" + _left.getType().toSignature() + _right.getType().toSignature() + "I" + DOM_INTF_SIG + ")Z"); il.append(new INVOKESTATIC(index)); } else { translateDesynthesized(classGen, methodGen); synthesize(classGen, methodGen); } }
public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); _right.translate(classGen, methodGen); il.append(new CHECKCAST(cpg.addClass(_className))); }
public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); // Feck the this pointer on the stack... il.append(methodGen.loadDOM()); // ...then the entity name... _entity.translate(classGen, methodGen); // ...to get the URI from the DOM object. il.append(new INVOKEINTERFACE( cpg.addInterfaceMethodref(DOM_INTF, GET_UNPARSED_ENTITY_URI, GET_UNPARSED_ENTITY_URI_SIG), 2)); }
public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); final int init = cpg.addMethodref(UNION_ITERATOR_CLASS, "<init>", "("+DOM_INTF_SIG+")V"); final int iter = cpg.addMethodref(UNION_ITERATOR_CLASS, ADD_ITERATOR, ADD_ITERATOR_SIG); // Create the UnionIterator and leave it on the stack il.append(new NEW(cpg.addClass(UNION_ITERATOR_CLASS))); il.append(DUP); il.append(methodGen.loadDOM()); il.append(new INVOKESPECIAL(init)); // Add the various iterators to the UnionIterator final int length = _components.length; for (int i = 0; i < length; i++) { _components[i].translate(classGen, methodGen); il.append(new INVOKEVIRTUAL(iter)); } // Order the iterator only if strictly needed if (_reverse) { final int order = cpg.addInterfaceMethodref(DOM_INTF, ORDER_ITERATOR, ORDER_ITERATOR_SIG); il.append(methodGen.loadDOM()); il.append(SWAP); il.append(methodGen.loadContextNode()); il.append(new INVOKEINTERFACE(order, 3)); } }
/** * Expects a boolean on the stack and pushes a boxed boolean. * Boxed booleans are represented by an instance of * <code>java.lang.Boolean</code>. * * @see com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type#translateTo */ public void translateTo(ClassGenerator classGen, MethodGenerator methodGen, ReferenceType type) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(new NEW(cpg.addClass(BOOLEAN_CLASS))); il.append(DUP_X1); il.append(SWAP); il.append(new INVOKESPECIAL(cpg.addMethodref(BOOLEAN_CLASS, "<init>", "(Z)V"))); }
/** * Expects a real on the stack and pushes a truncated integer value * * @see com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type#translateTo */ public void translateTo(ClassGenerator classGen, MethodGenerator methodGen, IntType type) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(new INVOKESTATIC(cpg.addMethodref(BASIS_LIBRARY_CLASS, "realToInt","(D)I"))); }
/** * Synthesize a boolean expression, i.e., either push a 0 or 1 onto the * operand stack for the next statement to succeed. Returns the handle * of the instruction to be backpatched. */ public void synthesize(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); _trueList.backPatch(il.append(ICONST_1)); final BranchHandle truec = il.append(new GOTO_W(null)); _falseList.backPatch(il.append(ICONST_0)); truec.setTarget(il.append(NOP)); }
public void translate(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); // Get two copies of the argument on the stack argument().translate(classGen, methodGen); il.append(new INVOKESTATIC(cpg.addMethodref(BASIS_LIBRARY_CLASS, "roundF", "(D)D"))); }
/** * Translates a reference into an object of internal type <code>type</code>. * * @see com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type#translateTo */ public void translateTo(ClassGenerator classGen, MethodGenerator methodGen, RealType type) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(methodGen.loadDOM()); int index = cpg.addMethodref(BASIS_LIBRARY_CLASS, "numberF", "(" + OBJECT_SIG + DOM_INTF_SIG + ")D"); il.append(new INVOKESTATIC(index)); }
/** * Translate code to call the BasisLibrary.unallowed_extensionF(String) * method. */ private void translateUnallowedExtension(ConstantPoolGen cpg, InstructionList il) { int index = cpg.addMethodref(BASIS_LIBRARY_CLASS, "unallowed_extension_functionF", "(Ljava/lang/String;)V"); il.append(new PUSH(cpg, _fname.toString())); il.append(new INVOKESTATIC(index)); }
/** * Translates a string into a non-synthesized boolean. It does not push a * 0 or a 1 but instead returns branchhandle list to be appended to the * false list. * * @see com.sun.org.apache.xalan.internal.xsltc.compiler.util.Type#translateToDesynthesized */ public FlowList translateToDesynthesized(ClassGenerator classGen, MethodGenerator methodGen, BooleanType type) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(new INVOKEVIRTUAL(cpg.addMethodref(STRING_CLASS, "length", "()I"))); return new FlowList(il.append(new IFEQ(null))); }
/** * Translates an object of this type to its unboxed representation. */ public void translateUnBox(ClassGenerator classGen, MethodGenerator methodGen) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); il.append(new CHECKCAST(cpg.addClass(BOOLEAN_CLASS))); il.append(new INVOKEVIRTUAL(cpg.addMethodref(BOOLEAN_CLASS, BOOLEAN_VALUE, BOOLEAN_VALUE_SIG))); }
public MatchGenerator(int access_flags, Type return_type, Type[] arg_types, String[] arg_names, String method_name, String class_name, InstructionList il, ConstantPoolGen cp) { super(access_flags, return_type, arg_types, arg_names, method_name, class_name, il, cp); _iloadCurrent = new ILOAD(CURRENT_INDEX); _istoreCurrent = new ISTORE(CURRENT_INDEX); }
public void translateDesynthesized(ClassGenerator classGen, MethodGenerator methodGen) { FlowList fl; final Type ltype = _left.getType(); // This is a special case for the self:: axis. Instead of letting // the Step object create and iterator that we cast back to a single // node, we simply ask the DOM for the node type. if (_typeTest) { final ConstantPoolGen cpg = classGen.getConstantPool(); final InstructionList il = methodGen.getInstructionList(); final int idx = cpg.addInterfaceMethodref(DOM_INTF, "getExpandedTypeID", "(I)I"); il.append(new SIPUSH((short)((Step)_left).getNodeType())); il.append(methodGen.loadDOM()); il.append(methodGen.loadContextNode()); il.append(new INVOKEINTERFACE(idx, 2)); _falseList.add(il.append(new IF_ICMPNE(null))); } else { _left.translate(classGen, methodGen); if (_type != ltype) { _left.startIterator(classGen, methodGen); if (_type instanceof BooleanType) { fl = ltype.translateToDesynthesized(classGen, methodGen, _type); if (fl != null) { _falseList.append(fl); } } else { ltype.translateTo(classGen, methodGen, _type); } } } }