Examples with JCFieldAccess com.sun.tools.javac.tree.JCTree.JCFieldAccess used on opensource projects

Example 6 with JCFieldAccess

use of com.sun.tools.javac.tree.JCTree.JCFieldAccess in project lombok by rzwitserloot.

the class HandleLog method processAnnotation.

public static void processAnnotation(LoggingFramework framework, AnnotationValues<?> annotation, JavacNode annotationNode, String loggerTopic) {
    deleteAnnotationIfNeccessary(annotationNode, framework.getAnnotationClass());
    JavacNode typeNode = annotationNode.up();
    switch(typeNode.getKind()) {
        case TYPE:
            String logFieldName = annotationNode.getAst().readConfiguration(ConfigurationKeys.LOG_ANY_FIELD_NAME);
            if (logFieldName == null)
                logFieldName = "log";
            boolean useStatic = !Boolean.FALSE.equals(annotationNode.getAst().readConfiguration(ConfigurationKeys.LOG_ANY_FIELD_IS_STATIC));
            if ((((JCClassDecl) typeNode.get()).mods.flags & Flags.INTERFACE) != 0) {
                annotationNode.addError("@Log is legal only on classes and enums.");
                return;
            }
            if (fieldExists(logFieldName, typeNode) != MemberExistsResult.NOT_EXISTS) {
                annotationNode.addWarning("Field '" + logFieldName + "' already exists.");
                return;
            }
            JCFieldAccess loggingType = selfType(typeNode);
            createField(framework, typeNode, loggingType, annotationNode.get(), logFieldName, useStatic, loggerTopic);
            break;
        default:
            annotationNode.addError("@Log is legal only on types.");
            break;
    }
}

Example 7 with JCFieldAccess

use of com.sun.tools.javac.tree.JCTree.JCFieldAccess in project lombok by rzwitserloot.

the class PrettyPrinter method visitApply.

@Override
public void visitApply(JCMethodInvocation tree) {
    if (tree.typeargs.nonEmpty()) {
        if (tree.meth instanceof JCFieldAccess) {
            JCFieldAccess fa = (JCFieldAccess) tree.meth;
            print(fa.selected);
            print(".<");
            print(tree.typeargs, ", ");
            print(">");
            print(fa.name);
        } else {
            print("<");
            print(tree.typeargs, ", ");
            print(">");
            print(tree.meth);
        }
    } else {
        print(tree.meth);
    }
    print("(");
    print(tree.args, ", ");
    print(")");
}

Example 8 with JCFieldAccess

use of com.sun.tools.javac.tree.JCTree.JCFieldAccess in project error-prone by google.

the class ProtoFieldNullComparison method isGetListMethodInvocation.

private static boolean isGetListMethodInvocation(ExpressionTree tree, VisitorState state) {
    if (tree.getKind() == Tree.Kind.METHOD_INVOCATION) {
        MethodInvocationTree method = (MethodInvocationTree) tree;
        if (!method.getArguments().isEmpty()) {
            return false;
        }
        if (!returnsListMatcher.matches(method, state)) {
            return false;
        }
        ExpressionTree expressionTree = method.getMethodSelect();
        if (expressionTree instanceof JCFieldAccess) {
            JCFieldAccess access = (JCFieldAccess) expressionTree;
            String methodName = access.sym.getQualifiedName().toString();
            return isFieldGetMethod(methodName);
        }
        return true;
    }
    return false;
}

Example 9 with JCFieldAccess

use of com.sun.tools.javac.tree.JCTree.JCFieldAccess in project error-prone by google.

the class ProtoFieldNullComparison method isGetMethodInvocation.

private static boolean isGetMethodInvocation(ExpressionTree tree, VisitorState state) {
    if (tree.getKind() == Tree.Kind.METHOD_INVOCATION) {
        MethodInvocationTree method = (MethodInvocationTree) tree;
        if (!method.getArguments().isEmpty()) {
            return false;
        }
        if (returnsListMatcher.matches(method, state)) {
            return false;
        }
        ExpressionTree expressionTree = method.getMethodSelect();
        if (expressionTree instanceof JCFieldAccess) {
            JCFieldAccess access = (JCFieldAccess) expressionTree;
            String methodName = access.sym.getQualifiedName().toString();
            return isFieldGetMethod(methodName);
        }
        return true;
    }
    return false;
}

Example 10 with JCFieldAccess

use of com.sun.tools.javac.tree.JCTree.JCFieldAccess in project error-prone by google.

the class ASTHelpers method getRootAssignable.

/**
   * Find the root assignable expression of a chain of field accesses.  If there is no root
   * (i.e, a bare method call or a static method call), return null.
   *
   * <p>Examples:
   * <pre>
   * {@code
   *    a.trim().intern() ==> a
   *    a.b.trim().intern() ==> a.b
   *    this.intValue.foo() ==> this.intValue
   *    this.foo() ==> this
   *    intern() ==> null
   *    String.format() ==> null
   *    java.lang.String.format() ==> null
   * }
   * </pre>
   */
public static ExpressionTree getRootAssignable(MethodInvocationTree methodInvocationTree) {
    if (!(methodInvocationTree instanceof JCMethodInvocation)) {
        throw new IllegalArgumentException("Expected type to be JCMethodInvocation, but was " + methodInvocationTree.getClass());
    }
    // Check for bare method call, e.g. intern().
    if (((JCMethodInvocation) methodInvocationTree).getMethodSelect() instanceof JCIdent) {
        return null;
    }
    // Unwrap the field accesses until you get to an identifier.
    ExpressionTree expr = methodInvocationTree;
    while (expr instanceof JCMethodInvocation) {
        expr = ((JCMethodInvocation) expr).getMethodSelect();
        if (expr instanceof JCFieldAccess) {
            expr = ((JCFieldAccess) expr).getExpression();
        }
    }
    // We only want assignable identifiers.
    Symbol sym = getSymbol(expr);
    if (sym instanceof VarSymbol) {
        return expr;
    }
    return null;
}