Example usage for org.eclipse.jdt.core JavaCore COMPILER_PB_DEAD

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In this page you can find the example usage for org.eclipse.jdt.core JavaCore COMPILER_PB_DEAD_CODE.

Prototype

String COMPILER_PB_DEAD_CODE

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Document

Compiler option ID: Reporting Dead Code.

Usage

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeIfThen() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);/* w ww  .ja v  a2s.  co  m*/

    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 void foo() {\n");
    buf.append("        if (false) {\n");
    buf.append("            System.out.println(\"a\");\n");
    buf.append("        } else {\n");
    buf.append("            System.out.println(\"b\");\n");
    buf.append("        }\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        System.out.println(\"b\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public void foo() {\n");
    buf.append("        if (false) {\n");
    buf.append("            System.out.println(\"a\");\n");
    buf.append("        } else {\n");
    buf.append("            System.out.println(\"b\");\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeIfThen2() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);/* ww  w  . java2 s  .  co m*/

    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 void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) {\n");
    buf.append("            if (o == null) {\n");
    buf.append("               System.out.println(\"hello\");\n");
    buf.append("           } else {\n");
    buf.append("               System.out.println(\"bye\");\n");
    buf.append("           }\n");
    buf.append("        }\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) {\n");
    buf.append("            System.out.println(\"bye\");\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) {\n");
    buf.append("            if (o == null) {\n");
    buf.append("               System.out.println(\"hello\");\n");
    buf.append("           } else {\n");
    buf.append("               System.out.println(\"bye\");\n");
    buf.append("           }\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeIfThen3() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);/* www .  j av a 2 s  . c  o  m*/

    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 void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) \n");
    buf.append("            if (o == null) {\n");
    buf.append("               System.out.println(\"hello\");\n");
    buf.append("           } else {\n");
    buf.append("               System.out.println(\"bye\");\n");
    buf.append("               System.out.println(\"bye-bye\");\n");
    buf.append("           }\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) {\n");
    buf.append("           System.out.println(\"bye\");\n");
    buf.append("           System.out.println(\"bye-bye\");\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) \n");
    buf.append("            if (o == null) {\n");
    buf.append("               System.out.println(\"hello\");\n");
    buf.append("           } else {\n");
    buf.append("               System.out.println(\"bye\");\n");
    buf.append("               System.out.println(\"bye-bye\");\n");
    buf.append("           }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeIfThen4() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);/*  www  .  ja  v a  2s .c om*/

    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 void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) \n");
    buf.append("            if (true) \n");
    buf.append("               if (o == null) \n");
    buf.append("                  System.out.println(\"hello\");\n");
    buf.append("      System.out.println(\"bye\");\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) \n");
    buf.append("            if (true) {\n");
    buf.append("            }\n");
    buf.append("      System.out.println(\"bye\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) \n");
    buf.append("            if (true) \n");
    buf.append("               if (o == null) \n");
    buf.append("                  System.out.println(\"hello\");\n");
    buf.append("      System.out.println(\"bye\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeIfThen5() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);/*w ww.j av  a  2s .c  om*/

    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 void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) \n");
    buf.append("            if (false) \n");
    buf.append("               if (o == null) \n");
    buf.append("                  System.out.println(\"hello\");\n");
    buf.append("      System.out.println(\"bye\");\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) {\n");
    buf.append("        }\n");
    buf.append("      System.out.println(\"bye\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = new Object();\n");
    buf.append("        if (o != null) \n");
    buf.append("            if (false) \n");
    buf.append("               if (o == null) \n");
    buf.append("                  System.out.println(\"hello\");\n");
    buf.append("      System.out.println(\"bye\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeIfThenSwitch() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);/* w ww  . j a v  a  2s  . c o m*/

    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 void foo() {\n");
    buf.append("        switch (1) {\n");
    buf.append("            case 1:\n");
    buf.append("                if (false) {\n");
    buf.append("                   foo();\n");
    buf.append("               System.out.println(\"hi\");\n");
    buf.append("            } else {\n");
    buf.append("                   System.out.println(\"bye\");\n");
    buf.append("            }\n");
    buf.append("                break;\n");
    buf.append("            case 2:\n");
    buf.append("                foo();\n");
    buf.append("                break;\n");
    buf.append("            default:\n");
    buf.append("                break;\n");
    buf.append("        };\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        switch (1) {\n");
    buf.append("            case 1:\n");
    buf.append("                System.out.println(\"bye\");\n");
    buf.append("                break;\n");
    buf.append("            case 2:\n");
    buf.append("                foo();\n");
    buf.append("                break;\n");
    buf.append("            default:\n");
    buf.append("                break;\n");
    buf.append("        };\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public void foo() {\n");
    buf.append("        switch (1) {\n");
    buf.append("            case 1:\n");
    buf.append("                if (false) {\n");
    buf.append("                   foo();\n");
    buf.append("               System.out.println(\"hi\");\n");
    buf.append("            } else {\n");
    buf.append("                   System.out.println(\"bye\");\n");
    buf.append("            }\n");
    buf.append("                break;\n");
    buf.append("            case 2:\n");
    buf.append("                foo();\n");
    buf.append("                break;\n");
    buf.append("            default:\n");
    buf.append("                break;\n");
    buf.append("        };\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeIfElse() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);// ww w  .j  ava2s  .c  o  m

    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 void foo() {\n");
    buf.append("        if (Math.random() == -1 || true) {\n");
    buf.append("            System.out.println(\"a\");\n");
    buf.append("        } else {\n");
    buf.append("            System.out.println(\"b\");\n");
    buf.append("        }\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        System.out.println(\"a\");\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public void foo() {\n");
    buf.append("        if (Math.random() == -1 || true) {\n");
    buf.append("            System.out.println(\"a\");\n");
    buf.append("        } else {\n");
    buf.append("            System.out.println(\"b\");\n");
    buf.append("        }\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeAfterIf() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);//from w  w  w .  ja  va 2s . c o m

    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 boolean foo() {\n");
    buf.append("        if (true) return false;\n");
    buf.append("        return true;\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) proposals.get(0);
    String preview1 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public boolean foo() {\n");
    buf.append("        return false;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public boolean foo() {\n");
    buf.append("        if (true) return false;\n");
    buf.append("        return true;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeConditional() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);/*from w w w  .jav a  2s .com*/

    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 foo() {\n");
    buf.append("        return true ? 1 : 0;\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);

    CUCorrectionProposal proposal = (CUCorrectionProposal) 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 foo() {\n");
    buf.append("        return 1;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected1 = buf.toString();

    proposal = (CUCorrectionProposal) proposals.get(1);
    String preview2 = getPreviewContent(proposal);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    @SuppressWarnings(\"unused\")\n");
    buf.append("    public int foo() {\n");
    buf.append("        return true ? 1 : 0;\n");
    buf.append("    }\n");
    buf.append("}\n");
    String expected2 = buf.toString();

    assertEqualStringsIgnoreOrder(new String[] { preview1, preview2 }, new String[] { expected1, expected2 });
}

From source file:org.eclipse.che.jdt.quickfix.LocalCorrectionsQuickFixTest.java

License:Open Source License

@Test
public void testRemoveDeadCodeConditional2() throws Exception {
    Hashtable options = JavaCore.getOptions();
    options.put(JavaCore.COMPILER_PB_DEAD_CODE, JavaCore.WARNING);
    JavaCore.setOptions(options);//from ww w . ja v a2  s. co m

    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 void foo() {\n");
    buf.append("        Object o = true ? new Integer(1) + 2 : new Double(0.0) + 3;\n");
    buf.append("        System.out.println(o);\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, 3);
    assertCorrectLabels(proposals);

    buf = new StringBuffer();
    buf.append("package test1;\n");
    buf.append("public class E {\n");
    buf.append("    public void foo() {\n");
    buf.append("        Object o = (double) (new Integer(1) + 2);\n");
    buf.append("        System.out.println(o);\n");
    buf.append("    }\n");
    buf.append("}\n");
    String[] expected = new String[] { buf.toString() };

    assertExpectedExistInProposals(proposals, expected);
}

Example usage for org.eclipse.jdt.core JavaCore COMPILER_PB_DEAD_CODE

Introduction

Prototype

Document

Usage