Example usage for org.eclipse.jdt.core.dom MethodInvocation getExpression

List of usage examples for org.eclipse.jdt.core.dom MethodInvocation getExpression

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Introduction

In this page you can find the example usage for org.eclipse.jdt.core.dom MethodInvocation getExpression.

Prototype

public Expression getExpression()

Source Link

Document

Returns the expression of this method invocation expression, or null if there is none.

Usage

From source file:at.bestsolution.fxide.jdt.corext.dom.ASTFlattener.java

License:Open Source License

@Override
public boolean visit(MethodInvocation node) {
    if (node.getExpression() != null) {
        node.getExpression().accept(this);
        this.fBuffer.append(".");//$NON-NLS-1$
    }/*from w ww. j av a 2s.c om*/
    if (node.getAST().apiLevel() >= JLS3) {
        if (!node.typeArguments().isEmpty()) {
            this.fBuffer.append("<");//$NON-NLS-1$
            for (Iterator<Type> it = node.typeArguments().iterator(); it.hasNext();) {
                Type t = it.next();
                t.accept(this);
                if (it.hasNext()) {
                    this.fBuffer.append(",");//$NON-NLS-1$
                }
            }
            this.fBuffer.append(">");//$NON-NLS-1$
        }
    }
    node.getName().accept(this);
    this.fBuffer.append("(");//$NON-NLS-1$
    for (Iterator<Expression> it = node.arguments().iterator(); it.hasNext();) {
        Expression e = it.next();
        e.accept(this);
        if (it.hasNext()) {
            this.fBuffer.append(",");//$NON-NLS-1$
        }
    }
    this.fBuffer.append(")");//$NON-NLS-1$
    return false;
}

From source file:boa.datagen.util.Java7Visitor.java

License:Apache License

@Override
public boolean visit(MethodInvocation node) {
    boa.types.Ast.Expression.Builder b = boa.types.Ast.Expression.newBuilder();
    //      b.setPosition(pos.build());
    b.setKind(boa.types.Ast.Expression.ExpressionKind.METHODCALL);
    b.setMethod(node.getName().getFullyQualifiedName());
    if (node.getExpression() != null) {
        node.getExpression().accept(this);
        b.addExpressions(expressions.pop());
    }/*  w w  w  . j  a  v  a  2 s.  c om*/
    for (Object a : node.arguments()) {
        ((org.eclipse.jdt.core.dom.Expression) a).accept(this);
        b.addMethodArgs(expressions.pop());
    }
    for (Object t : node.typeArguments()) {
        boa.types.Ast.Type.Builder tb = boa.types.Ast.Type.newBuilder();
        tb.setName(getIndex(typeName((org.eclipse.jdt.core.dom.Type) t)));
        tb.setKind(boa.types.Ast.TypeKind.GENERIC);
        b.addGenericParameters(tb.build());
    }
    expressions.push(b.build());
    return false;
}

From source file:ca.mcgill.cs.swevo.ppa.PPAASTUtil.java

License:Open Source License

/**
 * XXX When changing getContainer, getMethodContainer, and
 * isMethodContainer, do not forget to change getTypeBinding
 * //  ww w .  j  a  va  2 s.  c  o  m
 * @param mi
 * @return
 */
public static ASTNode getContainer(MethodInvocation mi) {
    ASTNode container = mi.getExpression();
    if (container == null) {
        container = PPAASTUtil.getMethodContainer(mi);
    }
    return container;
}

From source file:ch.acanda.eclipse.pmd.java.resolution.design.EqualsNullQuickFix.java

License:Open Source License

/**
 * Replaces {@code x.equals(null)} with {@code x == null}.
 *//*from  w w  w  .j  a va2s .  co m*/
@Override
protected boolean apply(final MethodInvocation node) {
    final AST ast = node.getAST();
    final InfixExpression infix = (InfixExpression) ast.createInstance(InfixExpression.class);
    infix.setOperator(Operator.EQUALS);
    infix.setLeftOperand(ASTUtil.copy(node.getExpression()));
    infix.setRightOperand((NullLiteral) ast.createInstance(NullLiteral.class));
    ASTUtil.replace(node, infix);
    return true;
}

From source file:ch.acanda.eclipse.pmd.java.resolution.design.UseCollectionIsEmptyQuickFix.java

License:Open Source License

/**
 * Replaces {@code x.size() == 0} or {@code 0 == x.size()} with {@code x.isEmpty()}. Replaces {@code x.size() != 0}
 * or {@code 0 != x.size()} with {@code !x.isEmpty()}.
 *//*from   w w  w.j a  v a  2 s .  c o m*/
@Override
protected boolean apply(final InfixExpression node) {
    final MethodInvocation size;
    if (node.getLeftOperand() instanceof MethodInvocation) {
        size = (MethodInvocation) node.getLeftOperand();
    } else if (node.getRightOperand() instanceof MethodInvocation) {
        size = (MethodInvocation) node.getRightOperand();
    } else {
        return false;
    }

    final AST ast = node.getAST();
    final MethodInvocation invocation = (MethodInvocation) ast.createInstance(MethodInvocation.class);
    invocation.setExpression(ASTUtil.copy(size.getExpression()));
    final SimpleName isEmpty = (SimpleName) ast.createInstance(SimpleName.class);
    isEmpty.setIdentifier("isEmpty");
    invocation.setName(isEmpty);

    final Expression replacement;
    if (isNotEmpty(node)) {
        final PrefixExpression not = (PrefixExpression) ast.createInstance(PrefixExpression.class);
        not.setOperator(org.eclipse.jdt.core.dom.PrefixExpression.Operator.NOT);
        not.setOperand(invocation);
        replacement = not;
    } else {
        replacement = invocation;
    }

    ASTUtil.replace(node, replacement);
    return true;
}

From source file:ch.acanda.eclipse.pmd.java.resolution.optimization.SimplifyStartsWithQuickFix.java

License:Open Source License

/**
 * Rewrites <code>s.startsWith("a")</code> as <code>s.charAt(0) == 'a'</code>.
 *//*from  ww  w.j a  v a 2s  . c om*/
@Override
@SuppressWarnings("unchecked")
protected boolean apply(final MethodInvocation node) {
    final AST ast = node.getAST();

    final MethodInvocation charAt = ast.newMethodInvocation();
    charAt.setExpression(copy(node.getExpression()));
    charAt.setName(ast.newSimpleName("charAt"));
    charAt.arguments().add(ast.newNumberLiteral("0"));

    final CharacterLiteral character = ast.newCharacterLiteral();
    final StringLiteral s = (StringLiteral) node.arguments().get(0);
    character.setEscapedValue(s.getEscapedValue().replace('"', '\''));

    final InfixExpression eq = ast.newInfixExpression();
    eq.setOperator(Operator.EQUALS);
    eq.setLeftOperand(charAt);
    eq.setRightOperand(character);

    replace(node, eq);
    return true;
}

From source file:ch.acanda.eclipse.pmd.java.resolution.stringandstringbuffer.StringToStringQuickFix.java

License:Open Source License

/**
 * Removes the <code>.toString()</code> from <code>"foo".toString()</code> if the expression is only a part of an
 * statement. Removes the expression completely if it is the whole statement.
 *///from ww  w .  j  a v a  2 s  .c  om
@Override
protected boolean apply(final MethodInvocation node) {
    if (node.getParent() instanceof ExpressionStatement) {
        // remove "foo".toString() completely if it is a statement as "foo" alone is not a valid statement
        node.getParent().delete();
    } else {
        // remove .toString() if "foo".toString() is only part of a statement
        // e.g. return "foo".toString(); -> return "foo";
        replace(node, copy(node.getExpression()));
    }
    return true;
}

From source file:ch.acanda.eclipse.pmd.java.resolution.stringandstringbuffer.UnnecessaryCaseChangeQuickFix.java

License:Open Source License

/**
 * Removes the <code>.toString()</code> from <code>"foo".toString()</code> if the expression is only a part of an
 * statement. Removes the expression completely if it is the whole statement.
 *//*ww  w .j  a v a  2  s .com*/
@Override
@SuppressWarnings("unchecked")
protected boolean apply(final MethodInvocation node) {
    final AST ast = node.getAST();
    final MethodInvocation invocation = ast.newMethodInvocation();
    if (node.getExpression().getNodeType() == ASTNode.METHOD_INVOCATION) {
        invocation.setExpression(removeCaseChange((MethodInvocation) node.getExpression()));
        invocation.setName(ast.newSimpleName("equalsIgnoreCase"));
        invocation.arguments().add(copy((Expression) node.arguments().get(0)));
        return replace(node, invocation);
    }
    return false;
}

From source file:ch.acanda.eclipse.pmd.java.resolution.stringandstringbuffer.UnnecessaryCaseChangeQuickFix.java

License:Open Source License

private Expression removeCaseChange(final MethodInvocation withCaseChange) {
    final String identifier = withCaseChange.getName().getIdentifier();
    if ("toUpperCase".equals(identifier) || "toLowerCase".equals(identifier)) {
        return copy(withCaseChange.getExpression());
    }//w  w w.j a va  2s  .  c  o m
    return copy(withCaseChange);
}

From source file:changetypes.ASTVisitorAtomicChange.java

License:Open Source License

public boolean visit(MethodInvocation node) {
    IMethodBinding mmtb = node.resolveMethodBinding();
    if (this.mtbStack.isEmpty()) {
        return true;
    }/*  w w  w .j a v a2s.  co  m*/
    try {
        if (node.getExpression() != null) {
            if (mmtb.getDeclaringClass().getQualifiedName().startsWith("java.awt.geom.Path2D")) {
                Expression e = node.getExpression();
                ITypeBinding itb = e.resolveTypeBinding();
                this.facts.add(Fact.makeCallsFact(getQualifiedName((IMethodBinding) this.mtbStack.peek()),
                        getQualifiedName(itb) + "#" + getSimpleName(mmtb)));
                break label179;
            }
        }
        this.facts.add(Fact.makeCallsFact(getQualifiedName((IMethodBinding) this.mtbStack.peek()),
                getQualifiedName(mmtb)));
    } catch (Exception localException) {
        System.err.println("Cannot resolve method invocation \"" + node.getName().toString() + "\"");
    }
    label179: return true;
}