本文整理汇总了Java中org.eclipse.jdt.core.dom.Assignment.Operator.ASSIGN属性的典型用法代码示例。如果您正苦于以下问题：Java Operator.ASSIGN属性的具体用法？Java Operator.ASSIGN怎么用？Java Operator.ASSIGN使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类org.eclipse.jdt.core.dom.Assignment.Operator的用法示例。
在下文中一共展示了Operator.ASSIGN属性的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: makeNewReturnStatement
private ReturnStatement makeNewReturnStatement(ASTRewrite rewrite, USBRVisitor visitor) {
AST ast = rewrite.getAST();
ReturnStatement retVal = ast.newReturnStatement();
Expression baseExpression = (Expression) rewrite.createCopyTarget(visitor.unnecessaryStoreExpression);
Operator assignOperator = visitor.unnecessaryStoreOperator;
if (assignOperator != null && assignOperator != Operator.ASSIGN) {
InfixExpression infixExpression = ast.newInfixExpression();
infixExpression.setLeftOperand((Expression) rewrite.createCopyTarget(visitor.storedVariable));
infixExpression.setRightOperand(baseExpression);
infixExpression.setOperator(convertAssignOperatorToInfixOperator(assignOperator));
baseExpression = infixExpression;
}
retVal.setExpression(baseExpression);
return retVal;
}
示例2: getAssignedValue
/**
* Converts an assignment, postfix expression or prefix expression into an
* assignable equivalent expression using the getter.
*
* @param node
* the assignment/prefix/postfix node
* @param astRewrite
* the astRewrite to use
* @param getterExpression
* the expression to insert for read accesses or
* <code>null</code> if such an expression does not exist
* @param variableType
* the type of the variable that the result will be assigned to
* @param is50OrHigher
* <code>true</code> if a 5.0 or higher environment can be used
* @return an expression that can be assigned to the type variableType with
* node being replaced by a equivalent expression using the getter
*/
public static Expression getAssignedValue(ASTNode node, ASTRewrite astRewrite, Expression getterExpression, ITypeBinding variableType, boolean is50OrHigher) {
InfixExpression.Operator op = null;
AST ast = astRewrite.getAST();
if (isNotInBlock(node)) {
return null;
}
if (node.getNodeType() == ASTNode.ASSIGNMENT) {
Assignment assignment = ((Assignment) node);
Expression rightHandSide = assignment.getRightHandSide();
Expression copiedRightOp = (Expression) astRewrite.createCopyTarget(rightHandSide);
if (assignment.getOperator() == Operator.ASSIGN) {
ITypeBinding rightHandSideType = rightHandSide.resolveTypeBinding();
copiedRightOp = createNarrowCastIfNessecary(copiedRightOp, rightHandSideType, ast, variableType, is50OrHigher);
return copiedRightOp;
}
if (getterExpression != null) {
InfixExpression infix = ast.newInfixExpression();
infix.setLeftOperand(getterExpression);
infix.setOperator(ASTNodes.convertToInfixOperator(assignment.getOperator()));
ITypeBinding infixType = infix.resolveTypeBinding();
if (NecessaryParenthesesChecker.needsParenthesesForRightOperand(rightHandSide, infix, variableType)) {
ParenthesizedExpression p = ast.newParenthesizedExpression();
p.setExpression(copiedRightOp);
copiedRightOp = p;
}
infix.setRightOperand(copiedRightOp);
return createNarrowCastIfNessecary(infix, infixType, ast, variableType, is50OrHigher);
}
} else if (node.getNodeType() == ASTNode.POSTFIX_EXPRESSION) {
PostfixExpression po = (PostfixExpression) node;
if (po.getOperator() == PostfixExpression.Operator.INCREMENT) {
op = InfixExpression.Operator.PLUS;
}
if (po.getOperator() == PostfixExpression.Operator.DECREMENT) {
op = InfixExpression.Operator.MINUS;
}
} else if (node.getNodeType() == ASTNode.PREFIX_EXPRESSION) {
PrefixExpression pe = (PrefixExpression) node;
if (pe.getOperator() == PrefixExpression.Operator.INCREMENT) {
op = InfixExpression.Operator.PLUS;
}
if (pe.getOperator() == PrefixExpression.Operator.DECREMENT) {
op= InfixExpression.Operator.MINUS;
}
}
if (op != null && getterExpression != null) {
return createInfixInvocationFromPostPrefixExpression(op, getterExpression, ast, variableType, is50OrHigher);
}
return null;
}
示例3: getAssignedValue
/**
* Converts an assignment, postfix expression or prefix expression into an assignable equivalent
* expression using the getter.
*
* @param node the assignment/prefix/postfix node
* @param astRewrite the astRewrite to use
* @param getterExpression the expression to insert for read accesses or <code>null</code> if such
* an expression does not exist
* @param variableType the type of the variable that the result will be assigned to
* @param is50OrHigher <code>true</code> if a 5.0 or higher environment can be used
* @return an expression that can be assigned to the type variableType with node being replaced by
* a equivalent expression using the getter
*/
public static Expression getAssignedValue(
ASTNode node,
ASTRewrite astRewrite,
Expression getterExpression,
ITypeBinding variableType,
boolean is50OrHigher) {
InfixExpression.Operator op = null;
AST ast = astRewrite.getAST();
if (isNotInBlock(node)) return null;
if (node.getNodeType() == ASTNode.ASSIGNMENT) {
Assignment assignment = ((Assignment) node);
Expression rightHandSide = assignment.getRightHandSide();
Expression copiedRightOp = (Expression) astRewrite.createCopyTarget(rightHandSide);
if (assignment.getOperator() == Operator.ASSIGN) {
ITypeBinding rightHandSideType = rightHandSide.resolveTypeBinding();
copiedRightOp =
createNarrowCastIfNessecary(
copiedRightOp, rightHandSideType, ast, variableType, is50OrHigher);
return copiedRightOp;
}
if (getterExpression != null) {
InfixExpression infix = ast.newInfixExpression();
infix.setLeftOperand(getterExpression);
infix.setOperator(ASTNodes.convertToInfixOperator(assignment.getOperator()));
ITypeBinding infixType = infix.resolveTypeBinding();
if (NecessaryParenthesesChecker.needsParenthesesForRightOperand(
rightHandSide, infix, variableType)) {
ParenthesizedExpression p = ast.newParenthesizedExpression();
p.setExpression(copiedRightOp);
copiedRightOp = p;
}
infix.setRightOperand(copiedRightOp);
return createNarrowCastIfNessecary(infix, infixType, ast, variableType, is50OrHigher);
}
} else if (node.getNodeType() == ASTNode.POSTFIX_EXPRESSION) {
PostfixExpression po = (PostfixExpression) node;
if (po.getOperator() == PostfixExpression.Operator.INCREMENT)
op = InfixExpression.Operator.PLUS;
if (po.getOperator() == PostfixExpression.Operator.DECREMENT)
op = InfixExpression.Operator.MINUS;
} else if (node.getNodeType() == ASTNode.PREFIX_EXPRESSION) {
PrefixExpression pe = (PrefixExpression) node;
if (pe.getOperator() == PrefixExpression.Operator.INCREMENT)
op = InfixExpression.Operator.PLUS;
if (pe.getOperator() == PrefixExpression.Operator.DECREMENT)
op = InfixExpression.Operator.MINUS;
}
if (op != null && getterExpression != null) {
return createInfixInvocationFromPostPrefixExpression(
op, getterExpression, ast, variableType, is50OrHigher);
}
return null;
}
示例4: getAssignedValue
/**
* Converts an assignment, postfix expression or prefix expression into an assignable equivalent expression using the getter.
*
* @param node the assignment/prefix/postfix node
* @param astRewrite the astRewrite to use
* @param getterExpression the expression to insert for read accesses or <code>null</code> if such an expression does not exist
* @param variableType the type of the variable that the result will be assigned to
* @param is50OrHigher <code>true</code> if a 5.0 or higher environment can be used
* @return an expression that can be assigned to the type variableType with node being replaced by a equivalent expression using the getter
*/
public static Expression getAssignedValue(ASTNode node, ASTRewrite astRewrite, Expression getterExpression, ITypeBinding variableType, boolean is50OrHigher) {
InfixExpression.Operator op= null;
AST ast= astRewrite.getAST();
if (isNotInBlock(node))
return null;
if (node.getNodeType() == ASTNode.ASSIGNMENT) {
Assignment assignment= ((Assignment) node);
Expression rightHandSide= assignment.getRightHandSide();
Expression copiedRightOp= (Expression) astRewrite.createCopyTarget(rightHandSide);
if (assignment.getOperator() == Operator.ASSIGN) {
ITypeBinding rightHandSideType= rightHandSide.resolveTypeBinding();
copiedRightOp= createNarrowCastIfNessecary(copiedRightOp, rightHandSideType, ast, variableType, is50OrHigher);
return copiedRightOp;
}
if (getterExpression != null) {
InfixExpression infix= ast.newInfixExpression();
infix.setLeftOperand(getterExpression);
infix.setOperator(ASTNodes.convertToInfixOperator(assignment.getOperator()));
ITypeBinding infixType= infix.resolveTypeBinding();
if (NecessaryParenthesesChecker.needsParenthesesForRightOperand(rightHandSide, infix, variableType)) {
ParenthesizedExpression p= ast.newParenthesizedExpression();
p.setExpression(copiedRightOp);
copiedRightOp= p;
}
infix.setRightOperand(copiedRightOp);
return createNarrowCastIfNessecary(infix, infixType, ast, variableType, is50OrHigher);
}
} else if (node.getNodeType() == ASTNode.POSTFIX_EXPRESSION) {
PostfixExpression po= (PostfixExpression) node;
if (po.getOperator() == PostfixExpression.Operator.INCREMENT)
op= InfixExpression.Operator.PLUS;
if (po.getOperator() == PostfixExpression.Operator.DECREMENT)
op= InfixExpression.Operator.MINUS;
} else if (node.getNodeType() == ASTNode.PREFIX_EXPRESSION) {
PrefixExpression pe= (PrefixExpression) node;
if (pe.getOperator() == PrefixExpression.Operator.INCREMENT)
op= InfixExpression.Operator.PLUS;
if (pe.getOperator() == PrefixExpression.Operator.DECREMENT)
op= InfixExpression.Operator.MINUS;
}
if (op != null && getterExpression != null) {
return createInfixInvocationFromPostPrefixExpression(op, getterExpression, ast, variableType, is50OrHigher);
}
return null;
}
示例5: getAssignedValue
/**
* Converts an assignment, postfix expression or prefix expression into an assignable equivalent expression using the getter.
*
* @param node the assignment/prefix/postfix node
* @param astRewrite the astRewrite to use
* @param getterExpression the expression to insert for read accesses or <code>null</code> if such an expression does not exist
* @param variableType the type of the variable that the result will be assigned to
* @param is50OrHigher <code>true</code> if a 5.0 or higher environment can be used
* @return an expression that can be assigned to the type variableType with node being replaced by a equivalent expression using the getter
*/
public static Expression getAssignedValue(ASTNode node, ASTRewrite astRewrite, Expression getterExpression, ITypeBinding variableType, boolean is50OrHigher) {
InfixExpression.Operator op= null;
AST ast= astRewrite.getAST();
if (isNotInBlock(node))
return null;
if (node.getNodeType() == ASTNode.ASSIGNMENT) {
Assignment assignment= ((Assignment) node);
Expression rightHandSide= assignment.getRightHandSide();
Expression copiedRightOp= (Expression) astRewrite.createCopyTarget(rightHandSide);
if (assignment.getOperator() == Operator.ASSIGN) {
ITypeBinding rightHandSideType= rightHandSide.resolveTypeBinding();
copiedRightOp= createNarrowCastIfNessecary(copiedRightOp, rightHandSideType, ast, variableType, is50OrHigher);
return copiedRightOp;
}
if (getterExpression != null) {
InfixExpression infix= ast.newInfixExpression();
infix.setLeftOperand(getterExpression);
infix.setOperator(ASTNodes.convertToInfixOperator(assignment.getOperator()));
ITypeBinding infixType= infix.resolveTypeBinding();
if (NecessaryParenthesesChecker.needsParentheses(copiedRightOp, infix, InfixExpression.RIGHT_OPERAND_PROPERTY)) {
//TODO: this introduces extra parentheses as the new "infix" node doesn't have bindings
ParenthesizedExpression p= ast.newParenthesizedExpression();
p.setExpression(copiedRightOp);
copiedRightOp= p;
}
infix.setRightOperand(copiedRightOp);
return createNarrowCastIfNessecary(infix, infixType, ast, variableType, is50OrHigher);
}
} else if (node.getNodeType() == ASTNode.POSTFIX_EXPRESSION) {
PostfixExpression po= (PostfixExpression) node;
if (po.getOperator() == PostfixExpression.Operator.INCREMENT)
op= InfixExpression.Operator.PLUS;
if (po.getOperator() == PostfixExpression.Operator.DECREMENT)
op= InfixExpression.Operator.MINUS;
} else if (node.getNodeType() == ASTNode.PREFIX_EXPRESSION) {
PrefixExpression pe= (PrefixExpression) node;
if (pe.getOperator() == PrefixExpression.Operator.INCREMENT)
op= InfixExpression.Operator.PLUS;
if (pe.getOperator() == PrefixExpression.Operator.DECREMENT)
op= InfixExpression.Operator.MINUS;
}
if (op != null && getterExpression != null) {
return createInfixInvocationFromPostPrefixExpression(op, getterExpression, ast, variableType, is50OrHigher);
}
return null;
}