Java Doc for ExpressionAnalyzer.java in  » Ajax » GWT » com » google » gwt » dev » jjs » impl » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Ajax » GWT » com.google.gwt.dev.jjs.impl   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    com.google.gwt.dev.jjs.ast.JVisitor       com.google.gwt.dev.jjs.impl.ExpressionAnalyzer ExpressionAnalyzer public class ExpressionAnalyzer extends JVisitor (Code) Analyzes an expression and make a number of static analysis flags available based on the information available solely through the expression. TODO: make this even smarter when we have real null analysis. Method Summary public  boolean accessesField()      public  boolean accessesLocal()      public  boolean accessesParameter()      public  boolean canThrowException()      public  boolean createsObject()      public  void endVisit(JArrayRef x, Context ctx)      public  void endVisit(JBinaryOperation x, Context ctx)      public  void endVisit(JCastOperation x, Context ctx)      public  void endVisit(JFieldRef x, Context ctx)      public  void endVisit(JLocalRef x, Context ctx)      public  void endVisit(JMethodCall x, Context ctx)      public  void endVisit(JNewArray x, Context ctx)      public  void endVisit(JNewInstance x, Context ctx)      public  void endVisit(JParameterRef x, Context ctx)      public  void endVisit(JPostfixOperation x, Context ctx)      public  void endVisit(JPrefixOperation x, Context ctx)      public  boolean hasAssignment()      public  boolean hasAssignmentToField()      public  boolean hasAssignmentToLocal()      public  boolean hasAssignmentToParameter()      protected  boolean isInConditional()      Determined if the current expression conditionally executes, based on its parent expressions. public  boolean visit(JBinaryOperation x, Context ctx)      public  boolean visit(JConditional x, Context ctx)      Method Detail accessesField public boolean accessesField()(Code) Does this expression read or write fields within the scope of the expression? accessesLocal public boolean accessesLocal()(Code) Does this expression read or write locals within the scope of the expression? accessesParameter public boolean accessesParameter()(Code) Does this expression read or write parameters within the scope of the expression? canThrowException public boolean canThrowException()(Code) createsObject public boolean createsObject()(Code) endVisit public void endVisit(JArrayRef x, Context ctx)(Code) endVisit public void endVisit(JBinaryOperation x, Context ctx)(Code) endVisit public void endVisit(JCastOperation x, Context ctx)(Code) endVisit public void endVisit(JFieldRef x, Context ctx)(Code) endVisit public void endVisit(JLocalRef x, Context ctx)(Code) endVisit public void endVisit(JMethodCall x, Context ctx)(Code) endVisit public void endVisit(JNewArray x, Context ctx)(Code) endVisit public void endVisit(JNewInstance x, Context ctx)(Code) endVisit public void endVisit(JParameterRef x, Context ctx)(Code) endVisit public void endVisit(JPostfixOperation x, Context ctx)(Code) endVisit public void endVisit(JPrefixOperation x, Context ctx)(Code) hasAssignment public boolean hasAssignment()(Code) Does this expression make assignments to variables within the scope of the expression? hasAssignmentToField public boolean hasAssignmentToField()(Code) Does this expression make assignments to fields within the scope of the expression? hasAssignmentToLocal public boolean hasAssignmentToLocal()(Code) Does this expression make assignments to locals within the scope of the expression? hasAssignmentToParameter public boolean hasAssignmentToParameter()(Code) Does this expression make assignments to parameters within the scope of the expression? isInConditional protected boolean isInConditional()(Code) Determined if the current expression conditionally executes, based on its parent expressions. visit public boolean visit(JBinaryOperation x, Context ctx)(Code) visit public boolean visit(JConditional x, Context ctx)(Code) Fields inherited from com.google.gwt.dev.jjs.ast.JVisitor final protected static Context UNMODIFIABLE_CONTEXT(Code)(Java Doc) Methods inherited from com.google.gwt.dev.jjs.ast.JVisitor final public JExpression accept(JExpression node)(Code)(Java Doc) final public JNode accept(JNode node)(Code)(Java Doc) final public JStatement accept(JStatement node)(Code)(Java Doc) final public void accept(List list)(Code)(Java Doc) final public void acceptWithInsertRemove(List list)(Code)(Java Doc) public boolean didChange()(Code)(Java Doc) protected JNode doAccept(JNode node)(Code)(Java Doc) protected void doAccept(List list)(Code)(Java Doc) protected void doAcceptWithInsertRemove(List list)(Code)(Java Doc) final protected void doTraverse(JNode node, Context ctx)(Code)(Java Doc) public void endVisit(JAbsentArrayDimension x, Context ctx)(Code)(Java Doc) public void endVisit(JArrayRef x, Context ctx)(Code)(Java Doc) public void endVisit(JArrayType x, Context ctx)(Code)(Java Doc) public void endVisit(JAssertStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JBinaryOperation x, Context ctx)(Code)(Java Doc) public void endVisit(JBlock x, Context ctx)(Code)(Java Doc) public void endVisit(JBooleanLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JBreakStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JCaseStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JCastOperation x, Context ctx)(Code)(Java Doc) public void endVisit(JCharLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JClassLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JClassSeed x, Context ctx)(Code)(Java Doc) public void endVisit(JClassType x, Context ctx)(Code)(Java Doc) public void endVisit(JConditional x, Context ctx)(Code)(Java Doc) public void endVisit(JContinueStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JDoStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JDoubleLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JExpressionStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JField x, Context ctx)(Code)(Java Doc) public void endVisit(JFieldRef x, Context ctx)(Code)(Java Doc) public void endVisit(JFloatLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JForStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JIfStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JInstanceOf x, Context ctx)(Code)(Java Doc) public void endVisit(JInterfaceType x, Context ctx)(Code)(Java Doc) public void endVisit(JIntLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JLabel x, Context ctx)(Code)(Java Doc) public void endVisit(JLabeledStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JLocal x, Context ctx)(Code)(Java Doc) public void endVisit(JLocalDeclarationStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JLocalRef x, Context ctx)(Code)(Java Doc) public void endVisit(JLongLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JMethod x, Context ctx)(Code)(Java Doc) public void endVisit(JMethodBody x, Context ctx)(Code)(Java Doc) public void endVisit(JMethodCall x, Context ctx)(Code)(Java Doc) public void endVisit(JMultiExpression x, Context ctx)(Code)(Java Doc) public void endVisit(JNewArray x, Context ctx)(Code)(Java Doc) public void endVisit(JNewInstance x, Context ctx)(Code)(Java Doc) public void endVisit(JNullLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JNullType x, Context ctx)(Code)(Java Doc) public void endVisit(JParameter x, Context ctx)(Code)(Java Doc) public void endVisit(JParameterRef x, Context ctx)(Code)(Java Doc) public void endVisit(JPostfixOperation x, Context ctx)(Code)(Java Doc) public void endVisit(JPrefixOperation x, Context ctx)(Code)(Java Doc) public void endVisit(JPrimitiveType x, Context ctx)(Code)(Java Doc) public void endVisit(JProgram x, Context ctx)(Code)(Java Doc) public void endVisit(JReturnStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JsniFieldRef x, Context ctx)(Code)(Java Doc) public void endVisit(JsniMethodBody x, Context ctx)(Code)(Java Doc) public void endVisit(JsniMethodRef x, Context ctx)(Code)(Java Doc) public void endVisit(JsonArray x, Context ctx)(Code)(Java Doc) public void endVisit(JsonObject x, Context ctx)(Code)(Java Doc) public void endVisit(JsonPropInit x, Context ctx)(Code)(Java Doc) public void endVisit(JStringLiteral x, Context ctx)(Code)(Java Doc) public void endVisit(JSwitchStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JThisRef x, Context ctx)(Code)(Java Doc) public void endVisit(JThrowStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JTryStatement x, Context ctx)(Code)(Java Doc) public void endVisit(JWhileStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JAbsentArrayDimension x, Context ctx)(Code)(Java Doc) public boolean visit(JArrayRef x, Context ctx)(Code)(Java Doc) public boolean visit(JArrayType x, Context ctx)(Code)(Java Doc) public boolean visit(JAssertStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JBinaryOperation x, Context ctx)(Code)(Java Doc) public boolean visit(JBlock x, Context ctx)(Code)(Java Doc) public boolean visit(JBooleanLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JBreakStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JCaseStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JCastOperation x, Context ctx)(Code)(Java Doc) public boolean visit(JCharLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JClassLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JClassSeed x, Context ctx)(Code)(Java Doc) public boolean visit(JClassType x, Context ctx)(Code)(Java Doc) public boolean visit(JConditional x, Context ctx)(Code)(Java Doc) public boolean visit(JContinueStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JDoStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JDoubleLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JExpressionStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JField x, Context ctx)(Code)(Java Doc) public boolean visit(JFieldRef x, Context ctx)(Code)(Java Doc) public boolean visit(JFloatLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JForStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JIfStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JInstanceOf x, Context ctx)(Code)(Java Doc) public boolean visit(JInterfaceType x, Context ctx)(Code)(Java Doc) public boolean visit(JIntLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JLabel x, Context ctx)(Code)(Java Doc) public boolean visit(JLabeledStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JLocal x, Context ctx)(Code)(Java Doc) public boolean visit(JLocalDeclarationStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JLocalRef x, Context ctx)(Code)(Java Doc) public boolean visit(JLongLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JMethod x, Context ctx)(Code)(Java Doc) public boolean visit(JMethodBody x, Context ctx)(Code)(Java Doc) public boolean visit(JMethodCall x, Context ctx)(Code)(Java Doc) public boolean visit(JMultiExpression x, Context ctx)(Code)(Java Doc) public boolean visit(JNewArray x, Context ctx)(Code)(Java Doc) public boolean visit(JNewInstance x, Context ctx)(Code)(Java Doc) public boolean visit(JNullLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JNullType x, Context ctx)(Code)(Java Doc) public boolean visit(JParameter x, Context ctx)(Code)(Java Doc) public boolean visit(JParameterRef x, Context ctx)(Code)(Java Doc) public boolean visit(JPostfixOperation x, Context ctx)(Code)(Java Doc) public boolean visit(JPrefixOperation x, Context ctx)(Code)(Java Doc) public boolean visit(JPrimitiveType x, Context ctx)(Code)(Java Doc) public boolean visit(JProgram x, Context ctx)(Code)(Java Doc) public boolean visit(JReturnStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JsniFieldRef x, Context ctx)(Code)(Java Doc) public boolean visit(JsniMethodBody x, Context ctx)(Code)(Java Doc) public boolean visit(JsniMethodRef x, Context ctx)(Code)(Java Doc) public boolean visit(JsonArray x, Context ctx)(Code)(Java Doc) public boolean visit(JsonObject x, Context ctx)(Code)(Java Doc) public boolean visit(JsonPropInit x, Context ctx)(Code)(Java Doc) public boolean visit(JStringLiteral x, Context ctx)(Code)(Java Doc) public boolean visit(JSwitchStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JThisRef x, Context ctx)(Code)(Java Doc) public boolean visit(JThrowStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JTryStatement x, Context ctx)(Code)(Java Doc) public boolean visit(JWhileStatement x, Context ctx)(Code)(Java Doc) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)