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Java Operator类代码示例

本文整理汇总了Java中org.eclipse.jdt.core.dom.Assignment.Operator的典型用法代码示例。如果您正苦于以下问题:Java Operator类的具体用法?Java Operator怎么用?Java Operator使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


Operator类属于org.eclipse.jdt.core.dom.Assignment包,在下文中一共展示了Operator类的9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

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
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;
}
 
开发者ID:kjlubick,项目名称:fb-contrib-eclipse-quick-fixes,代码行数:19,代码来源:UnnecessaryStoreResolution.java

示例2: createInfixInvocationFromPostPrefixExpression

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
private static Expression createInfixInvocationFromPostPrefixExpression(InfixExpression.Operator operator, Expression getterExpression, AST ast, ITypeBinding variableType, boolean is50OrHigher) {
	InfixExpression infix = ast.newInfixExpression();
	infix.setLeftOperand(getterExpression);
	infix.setOperator(operator);
	NumberLiteral number = ast.newNumberLiteral();
	number.setToken("1"); //$NON-NLS-1$
	infix.setRightOperand(number);
	ITypeBinding infixType = infix.resolveTypeBinding();
	return createNarrowCastIfNessecary(infix, infixType, ast, variableType, is50OrHigher);
}
 
开发者ID:eclipse,项目名称:eclipse.jdt.ls,代码行数:11,代码来源:GetterSetterUtil.java

示例3: createInfixInvocationFromPostPrefixExpression

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
private static Expression createInfixInvocationFromPostPrefixExpression(
    InfixExpression.Operator operator,
    Expression getterExpression,
    AST ast,
    ITypeBinding variableType,
    boolean is50OrHigher) {
  InfixExpression infix = ast.newInfixExpression();
  infix.setLeftOperand(getterExpression);
  infix.setOperator(operator);
  NumberLiteral number = ast.newNumberLiteral();
  number.setToken("1"); // $NON-NLS-1$
  infix.setRightOperand(number);
  ITypeBinding infixType = infix.resolveTypeBinding();
  return createNarrowCastIfNessecary(infix, infixType, ast, variableType, is50OrHigher);
}
 
开发者ID:eclipse,项目名称:che,代码行数:16,代码来源:GetterSetterUtil.java

示例4: createInfixInvocationFromPostPrefixExpression

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
private static Expression createInfixInvocationFromPostPrefixExpression(InfixExpression.Operator operator, Expression getterExpression, AST ast, ITypeBinding variableType, boolean is50OrHigher) {
	InfixExpression infix= ast.newInfixExpression();
	infix.setLeftOperand(getterExpression);
	infix.setOperator(operator);
	NumberLiteral number= ast.newNumberLiteral();
	number.setToken("1"); //$NON-NLS-1$
	infix.setRightOperand(number);
	ITypeBinding infixType= infix.resolveTypeBinding();
	return createNarrowCastIfNessecary(infix, infixType, ast, variableType, is50OrHigher);
}
 
开发者ID:trylimits,项目名称:Eclipse-Postfix-Code-Completion,代码行数:11,代码来源:GetterSetterUtil.java

示例5: convertAssignOperatorToInfixOperator

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
private InfixExpression.Operator convertAssignOperatorToInfixOperator(Operator assignOperator) {
    if (assignOperator == Operator.PLUS_ASSIGN) {
        return InfixExpression.Operator.PLUS;
    } else if (assignOperator == Operator.TIMES_ASSIGN) {
        return InfixExpression.Operator.TIMES;
    } else if (assignOperator == Operator.MINUS_ASSIGN) {
        return InfixExpression.Operator.MINUS;
    } else if (assignOperator == Operator.DIVIDE_ASSIGN) {
        return InfixExpression.Operator.DIVIDE;
    } else if (assignOperator == Operator.REMAINDER_ASSIGN) {
        return InfixExpression.Operator.REMAINDER;
    } else if (assignOperator == Operator.LEFT_SHIFT_ASSIGN) {
        return InfixExpression.Operator.LEFT_SHIFT;
    } else if (assignOperator == Operator.RIGHT_SHIFT_SIGNED_ASSIGN) {
        return InfixExpression.Operator.RIGHT_SHIFT_SIGNED;
    } else if (assignOperator == Operator.RIGHT_SHIFT_UNSIGNED_ASSIGN) {
        return InfixExpression.Operator.RIGHT_SHIFT_UNSIGNED;
    } else if (assignOperator == Operator.RIGHT_SHIFT_UNSIGNED_ASSIGN) {
        return InfixExpression.Operator.RIGHT_SHIFT_UNSIGNED;
    } else if (assignOperator == Operator.BIT_AND_ASSIGN) {
        return InfixExpression.Operator.AND;
    } else if (assignOperator == Operator.BIT_OR_ASSIGN) {
        return InfixExpression.Operator.OR;
    } else if (assignOperator == Operator.BIT_XOR_ASSIGN) {
        return InfixExpression.Operator.XOR;
    }
    return null;
}
 
开发者ID:kjlubick,项目名称:fb-contrib-eclipse-quick-fixes,代码行数:29,代码来源:UnnecessaryStoreResolution.java

示例6: getAssignedValue

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
/**
 * 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;
}
 
开发者ID:eclipse,项目名称:eclipse.jdt.ls,代码行数:69,代码来源:GetterSetterUtil.java

示例7: getAssignedValue

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
/**
 * 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;
}
 
开发者ID:eclipse,项目名称:che,代码行数:67,代码来源:GetterSetterUtil.java

示例8: getAssignedValue

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
/**
 * 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;
}
 
开发者ID:trylimits,项目名称:Eclipse-Postfix-Code-Completion,代码行数:56,代码来源:GetterSetterUtil.java

示例9: getAssignedValue

import org.eclipse.jdt.core.dom.Assignment.Operator; //导入依赖的package包/类
/**
 * 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;
}
 
开发者ID:trylimits,项目名称:Eclipse-Postfix-Code-Completion-Juno38,代码行数:57,代码来源:GetterSetterUtil.java


注:本文中的org.eclipse.jdt.core.dom.Assignment.Operator类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。