Java Block.getLength方法代码示例

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
public RastNode createMethod(String methodSignature, HasChildrenNodes parent, String sourceFilePath, boolean constructor, MethodDeclaration ast) {
	String methodName = ast.isConstructor() ? "" : ast.getName().getIdentifier();
	RastNode rastNode = new RastNode(++nodeCounter);
	rastNode.setType(ast.getClass().getSimpleName());
	
	Block body = ast.getBody();
	int bodyStart;
	int bodyLength;
       if (body == null) {
           rastNode.addStereotypes(Stereotype.ABSTRACT);
           bodyStart = ast.getStartPosition() + ast.getLength();
           bodyLength = 0;
       } else {
       	bodyStart = body.getStartPosition();
           bodyLength = body.getLength();
       }
       rastNode.setLocation(new Location(sourceFilePath, ast.getStartPosition(), ast.getStartPosition() + ast.getLength(), bodyStart, bodyStart + bodyLength));
	rastNode.setLocalName(methodSignature);
	rastNode.setSimpleName(methodName);
	parent.addNode(rastNode);
	keyMap.put(JavaParser.getKey(rastNode), rastNode);
	return rastNode;
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
@Override
public boolean visit(MethodDeclaration node) {
	Block body = node.getBody();
	if (body == null) {
		return false;
	}
	Selection selection = getSelection();
	int nodeStart = body.getStartPosition();
	int nodeExclusiveEnd = nodeStart + body.getLength();
	// if selection node inside of the method body ignore method
	if (!(nodeStart < selection.getOffset() && selection.getExclusiveEnd() < nodeExclusiveEnd)) {
		return false;
	}
	return super.visit(node);
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
@Override
public boolean visit(MethodDeclaration node) {
  Block body = node.getBody();
  if (body == null) return false;
  Selection selection = getSelection();
  int nodeStart = body.getStartPosition();
  int nodeExclusiveEnd = nodeStart + body.getLength();
  // if selection node inside of the method body ignore method
  if (!(nodeStart < selection.getOffset() && selection.getExclusiveEnd() < nodeExclusiveEnd))
    return false;
  return super.visit(node);
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
public boolean visit(Initializer node) {
	int lineNum = cu.getLineNumber(node.getStartPosition());
	Block body = node.getBody();
       int bodyLen = body.getLength();
       int bodyStartLn = cu.getLineNumber(body.getStartPosition());
       int bodyEndLn = cu.getLineNumber(body.getStartPosition() + bodyLen);
	ASTNode parent = node.getParent();
	ITypeBinding containerType = null;
	if(parent instanceof AbstractTypeDeclaration) {
		AbstractTypeDeclaration td = (AbstractTypeDeclaration) parent;
		containerType = td.resolveBinding();
	} else if(parent instanceof AnonymousClassDeclaration) {
		containerType = ((AnonymousClassDeclaration) parent).resolveBinding();
	} else {
		throw new RuntimeException(parent.getClass().toString());
	}
	
	String className = chordClassName(containerType.getErasure());
	String chordSig = "<clinit>:()[email protected]"+className;
	XMLContainerObject object = new XMLContainerObject("method");
	object.putAttribute("chordsig", escapeXml(chordSig));
	object.putAttribute("line", Integer.toString(lineNum));
	object.putAttribute("bodyStartLn", Integer.toString(bodyStartLn));
	object.putAttribute("bodyEndLn", Integer.toString(bodyEndLn));
	this.startObject(object);
	
	return true;
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
@Override
public boolean visit(MethodDeclaration node) {
	Block body= node.getBody();
	if (body == null)
		return false;
	Selection selection= getSelection();
	int nodeStart= body.getStartPosition();
	int nodeExclusiveEnd= nodeStart + body.getLength();
	// if selection node inside of the method body ignore method
	if (!(nodeStart < selection.getOffset() && selection.getExclusiveEnd() < nodeExclusiveEnd))
		return false;
	return super.visit(node);
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
private void handleResourceDeclarations(TryStatement tryStatement) {
	List<VariableDeclarationExpression> resources= tryStatement.resources();
	for (Iterator<VariableDeclarationExpression> iterator= resources.iterator(); iterator.hasNext();) {
		iterator.next().accept(this);
	}

	//check if the exception is thrown as a result of resource#close()
	boolean exitMarked= false;
	for (VariableDeclarationExpression variable : resources) {
		Type type= variable.getType();
		IMethodBinding methodBinding= Bindings.findMethodInHierarchy(type.resolveBinding(), "close", new ITypeBinding[0]); //$NON-NLS-1$
		if (methodBinding != null) {
			ITypeBinding[] exceptionTypes= methodBinding.getExceptionTypes();
			for (int j= 0; j < exceptionTypes.length; j++) {
				if (matches(exceptionTypes[j])) { // a close() throws the caught exception
					// mark name of resource
					for (VariableDeclarationFragment fragment : (List<VariableDeclarationFragment>) variable.fragments()) {
						SimpleName name= fragment.getName();
						fResult.add(new OccurrenceLocation(name.getStartPosition(), name.getLength(), 0, fDescription));
					}
					if (!exitMarked) {
						// mark exit position
						exitMarked= true;
						Block body= tryStatement.getBody();
						int offset= body.getStartPosition() + body.getLength() - 1; // closing bracket of try block
						fResult.add(new OccurrenceLocation(offset, 1, 0, Messages.format(SearchMessages.ExceptionOccurrencesFinder_occurrence_implicit_close_description,
								BasicElementLabels.getJavaElementName(fException.getName()))));
					}
				}
			}
		}
	}
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
private void handleResourceDeclarations(TryStatement tryStatement) {
	if (tryStatement.getAST().apiLevel() >= AST.JLS4) {
		List<VariableDeclarationExpression> resources= tryStatement.resources();
		for (Iterator<VariableDeclarationExpression> iterator= resources.iterator(); iterator.hasNext();) {
			iterator.next().accept(this);
		}

		//check if the exception is thrown as a result of resource#close()
		boolean exitMarked= false;
		for (VariableDeclarationExpression variable : resources) {
			Type type= variable.getType();
			IMethodBinding methodBinding= Bindings.findMethodInHierarchy(type.resolveBinding(), "close", new ITypeBinding[0]); //$NON-NLS-1$
			if (methodBinding != null) {
				ITypeBinding[] exceptionTypes= methodBinding.getExceptionTypes();
				for (int j= 0; j < exceptionTypes.length; j++) {
					if (matches(exceptionTypes[j])) { // a close() throws the caught exception
						// mark name of resource
						for (VariableDeclarationFragment fragment : (List<VariableDeclarationFragment>) variable.fragments()) {
							SimpleName name= fragment.getName();
							fResult.add(new OccurrenceLocation(name.getStartPosition(), name.getLength(), 0, fDescription));
						}
						if (!exitMarked) {
							// mark exit position
							exitMarked= true;
							Block body= tryStatement.getBody();
							int offset= body.getStartPosition() + body.getLength() - 1; // closing bracket of try block
							fResult.add(new OccurrenceLocation(offset, 1, 0, Messages.format(SearchMessages.ExceptionOccurrencesFinder_occurrence_implicit_close_description,
									BasicElementLabels.getJavaElementName(fException.getName()))));
						}
					}
				}
			}
		}
	}
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
@Override
public boolean visit(Block node) {
	fScopes.add(fScope);
	fScope = new Scope(fScope, node.getStartPosition(), node.getLength());
	return true;
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
@Override
public boolean visit(Block node) {
  fScopes.add(fScope);
  fScope = new Scope(fScope, node.getStartPosition(), node.getLength());
  return true;
}
 

import org.eclipse.jdt.core.dom.Block; //导入方法依赖的package包/类
@Override
public boolean visit(Block node) {
	fScopes.add(fScope);
	fScope= new Scope(fScope, node.getStartPosition(), node.getLength());
	return true;
}