Examples with ASTRewriteCorrectionProposal org.eclipse.jdt.ui.text.java.correction.ASTRewriteCorrectionProposal used on opensource projects

Example 71 with ASTRewriteCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ASTRewriteCorrectionProposal in project flux by eclipse.

the class AdvancedQuickAssistProcessor method getInverseConditionalExpressionProposals.

private static boolean getInverseConditionalExpressionProposals(IInvocationContext context, ASTNode covering, Collection<ICommandAccess> resultingCollections) {
    // try to find conditional expression as parent
    while (covering instanceof Expression) {
        if (covering instanceof ConditionalExpression)
            break;
        covering = covering.getParent();
    }
    if (!(covering instanceof ConditionalExpression)) {
        return false;
    }
    ConditionalExpression expression = (ConditionalExpression) covering;
    //  we could produce quick assist
    if (resultingCollections == null) {
        return true;
    }
    //
    AST ast = covering.getAST();
    ASTRewrite rewrite = ASTRewrite.create(ast);
    // prepare new conditional expression
    ConditionalExpression newExpression = ast.newConditionalExpression();
    newExpression.setExpression(getInversedExpression(rewrite, expression.getExpression()));
    newExpression.setThenExpression((Expression) rewrite.createCopyTarget(expression.getElseExpression()));
    newExpression.setElseExpression((Expression) rewrite.createCopyTarget(expression.getThenExpression()));
    // replace old expression with new
    rewrite.replace(expression, newExpression, null);
    // add correction proposal
    String label = CorrectionMessages.AdvancedQuickAssistProcessor_inverseConditionalExpression_description;
    //		Image image= JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
    ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, context.getCompilationUnit(), rewrite, IProposalRelevance.INVERSE_CONDITIONAL_EXPRESSION);
    resultingCollections.add(proposal);
    return true;
}

Example 72 with ASTRewriteCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ASTRewriteCorrectionProposal in project che by eclipse.

the class ReturnTypeQuickFixTest method testReturnTypeMissing.

@Test
public void testReturnTypeMissing() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public interface E {\n");
    buf.append("    public foo();\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    CompilationUnit astRoot = getASTRoot(cu);
    ArrayList proposals = collectCorrections(cu, astRoot);
    assertNumberOfProposals(proposals, 1);
    assertCorrectLabels(proposals);
    ASTRewriteCorrectionProposal proposal = (ASTRewriteCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public interface E {\n");
    buf.append("    public void foo();\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertEqualStringsIgnoreOrder(new String[] { preview1 }, new String[] { expected1 });
}

Example 73 with ASTRewriteCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ASTRewriteCorrectionProposal in project che by eclipse.

the class ReturnTypeQuickFixTest method testReturnVoid.

@Test
public void testReturnVoid() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    /**\n");
    buf.append("     * Does it.\n");
    buf.append("     */\n");
    buf.append("    public void foo() {\n");
    buf.append("    }\n");
    buf.append("    public int goo() {\n");
    buf.append("        return foo();\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    CompilationUnit astRoot = getASTRoot(cu);
    ArrayList proposals = collectCorrections(cu, astRoot);
    assertNumberOfProposals(proposals, 1);
    assertCorrectLabels(proposals);
    ASTRewriteCorrectionProposal proposal = (ASTRewriteCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    /**\n");
    buf.append("     * Does it.\n");
    buf.append("     * @return \n");
    buf.append("     */\n");
    buf.append("    public int foo() {\n");
    buf.append("    }\n");
    buf.append("    public int goo() {\n");
    buf.append("        return foo();\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    assertEqualStringsIgnoreOrder(new String[] { preview1 }, new String[] { expected1 });
}

Example 74 with ASTRewriteCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ASTRewriteCorrectionProposal in project che by eclipse.

the class ReturnTypeQuickFixTest method testCorrectReturnStatementForArray.

@Test
public void testCorrectReturnStatementForArray() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public int[][] getArray() {\n");
    buf.append("        return;\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    CompilationUnit astRoot = getASTRoot(cu);
    ArrayList proposals = collectCorrections(cu, astRoot);
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    ASTRewriteCorrectionProposal proposal = (ASTRewriteCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public int[][] getArray() {\n");
    buf.append("        return null;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();
    proposal = (ASTRewriteCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);
    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void getArray() {\n");
    buf.append("        return;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();
    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

Example 75 with ASTRewriteCorrectionProposal

use of org.eclipse.jdt.ui.text.java.correction.ASTRewriteCorrectionProposal in project che by eclipse.

the class ReturnTypeQuickFixTest method testReturnTypeMissingWithVoid.

@Test
public void testReturnTypeMissingWithVoid() throws Exception {
    IPackageFragment pack1 = fSourceFolder.createPackageFragment("test1", false, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public foo() {\n");
    buf.append("        //do nothing\n");
    buf.append("    }\n");
    buf.append("}\n");
    ICompilationUnit cu = pack1.createCompilationUnit("E.java", buf.toString(), false, null);
    CompilationUnit astRoot = getASTRoot(cu);
    ArrayList proposals = collectCorrections(cu, astRoot);
    assertNumberOfProposals(proposals, 2);
    assertCorrectLabels(proposals);
    boolean addReturnType = true, doRename = true;
    for (int i = 0; i < proposals.size(); i++) {
        Object elem = proposals.get(i);
        if (elem instanceof ASTRewriteCorrectionProposal) {
            ASTRewriteCorrectionProposal proposal = (ASTRewriteCorrectionProposal) elem;
            assertTrue("duplicated entries", addReturnType);
            addReturnType = false;
            String preview = getPreviewContent(proposal);
            buf = new StringBuffer();
            buf.append("package test1;\n");
            buf.append("public class E {\n");
            buf.append("    public void foo() {\n");
            buf.append("        //do nothing\n");
            buf.append("    }\n");
            buf.append("}\n");
            assertEqualString(preview, buf.toString());
        } else {
            assertTrue("duplicated entries", doRename);
            doRename = false;
            CUCorrectionProposal proposal = (CUCorrectionProposal) elem;
            String preview = getPreviewContent(proposal);
            buf = new StringBuffer();
            buf.append("package test1;\n");
            buf.append("public class E {\n");
            buf.append("    public E() {\n");
            buf.append("        //do nothing\n");
            buf.append("    }\n");
            buf.append("}\n");
            assertEqualString(preview, buf.toString());
        }
    }
}