Examples with SemanticVersioningClassVisitor org.apache.aries.versioning.utils.SemanticVersioningClassVisitor used on opensource projects

Example 6 with SemanticVersioningClassVisitor

use of org.apache.aries.versioning.utils.SemanticVersioningClassVisitor in project aries by apache.

the class BinaryCompatibilityTest method test_jdk_chap13_4_5_1.

/**
     * Test deleting a class member or constructor that is not declared private/default breaks binary compatibility.
     */
@Test
public void test_jdk_chap13_4_5_1() {
    ClassWriter cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "java/lang/Object", null);
    cw.visitMethod(ACC_PROTECTED + ACC_ABSTRACT, "convert", "(Ljava/lang/Object;)I", null, null).visitEnd();
    cw.visitEnd();
    byte[] oldBytes = cw.toByteArray();
    cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "java/lang/Object", null);
    cw.visitEnd();
    byte[] newBytes = cw.toByteArray();
    SemanticVersioningClassVisitor oldCV = new SemanticVersioningClassVisitor(loader);
    SemanticVersioningClassVisitor newCV = new SemanticVersioningClassVisitor(loader);
    ClassReader newCR = new ClassReader(newBytes);
    ClassReader oldCR = new ClassReader(oldBytes);
    newCR.accept(newCV, 0);
    oldCR.accept(oldCV, 0);
    BinaryCompatibilityStatus bcs = newCV.getClassDeclaration().getBinaryCompatibleStatus((oldCV.getClassDeclaration()));
    assertEquals("The method int convert(java.lang.Object) has been deleted or its return type or parameter list has changed.", bcs.get(0));
    assertTrue("deleting a class member or constructor that is not declared private breaks binary compatibility.", bcs.size() == 1);
}

Example 7 with SemanticVersioningClassVisitor

use of org.apache.aries.versioning.utils.SemanticVersioningClassVisitor in project aries by apache.

the class BinaryCompatibilityTest method test_jdk_chap13_4_10_1.

/**
     * If a field was transient is changed to non-transient, then it will not break compatibility.
     */
@Test
public void test_jdk_chap13_4_10_1() {
    ClassWriter cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "versioning/java/files/TestA", null);
    cw.visitField(ACC_PUBLIC + ACC_TRANSIENT, "aa", "Ljava/lang/String;", null, new String("newBar")).visitEnd();
    cw.visitEnd();
    byte[] oldBytes = cw.toByteArray();
    cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "versioning/java/files/TestA", null);
    cw.visitField(ACC_PUBLIC, "aa", "Ljava/lang/String;", null, new String("newBar")).visitEnd();
    cw.visitEnd();
    byte[] newBytes = cw.toByteArray();
    SemanticVersioningClassVisitor oldCV = new SemanticVersioningClassVisitor(loader);
    SemanticVersioningClassVisitor newCV = new SemanticVersioningClassVisitor(loader);
    ClassReader newCR = new ClassReader(newBytes);
    ClassReader oldCR = new ClassReader(oldBytes);
    newCR.accept(newCV, 0);
    oldCR.accept(oldCV, 0);
    BinaryCompatibilityStatus bcs = newCV.getClassDeclaration().getBinaryCompatibleStatus((oldCV.getClassDeclaration()));
    assertTrue("If a change to the direct superclass or the set of direct superinterfaces results in any class or interface no longer being a superclass or superinterface, respectively, it will break binary compatibility.", bcs.isCompatible());
}

Example 8 with SemanticVersioningClassVisitor

use of org.apache.aries.versioning.utils.SemanticVersioningClassVisitor in project aries by apache.

the class BinaryCompatibilityTest method test_jdk_chap13_4_6_1.

@Test
public void test_jdk_chap13_4_6_1() {
    ClassWriter cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "java/lang/Object", null);
    cw.visitField(ACC_PUBLIC, "lESS", "I", null, new Integer(-1)).visitEnd();
    cw.visitEnd();
    byte[] oldBytes = cw.toByteArray();
    cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "java/lang/Object", null);
    cw.visitField(ACC_PROTECTED, "lESS", "I", null, new Integer(-1)).visitEnd();
    cw.visitEnd();
    byte[] newBytes = cw.toByteArray();
    SemanticVersioningClassVisitor oldCV = new SemanticVersioningClassVisitor(loader);
    SemanticVersioningClassVisitor newCV = new SemanticVersioningClassVisitor(loader);
    ClassReader newCR = new ClassReader(newBytes);
    ClassReader oldCR = new ClassReader(oldBytes);
    newCR.accept(newCV, 0);
    oldCR.accept(oldCV, 0);
    BinaryCompatibilityStatus bcs = newCV.getClassDeclaration().getBinaryCompatibleStatus((oldCV.getClassDeclaration()));
    assertEquals("The public field lESS becomes less accessible.", bcs.get(0));
    assertTrue("Changing the declared access of a field to permit less access  , this should break binary compatibility.", bcs.size() == 1);
}

Example 9 with SemanticVersioningClassVisitor

use of org.apache.aries.versioning.utils.SemanticVersioningClassVisitor in project aries by apache.

the class BinaryCompatibilityTest method test_jdk_chap13_4_16_2.

/**
     * Deleting a native modifier of a method does not break compatibility.
     */
@Test
public void test_jdk_chap13_4_16_2() {
    ClassWriter cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "versioning/java/files/TestA", null);
    cw.visitMethod(ACC_PUBLIC + ACC_NATIVE, "getCooLen", "(Ljava/lang/String;)I", null, null).visitEnd();
    cw.visitEnd();
    byte[] oldBytes = cw.toByteArray();
    cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "versioning/java/files/TestA", null);
    cw.visitField(ACC_PUBLIC + ACC_TRANSIENT, "aa", "Ljava/lang/String;", null, new String("newBar")).visitEnd();
    cw.visitMethod(ACC_PUBLIC, "getCooLen", "(Ljava/lang/String;)I", null, null).visitEnd();
    cw.visitEnd();
    byte[] newBytes = cw.toByteArray();
    SemanticVersioningClassVisitor oldCV = new SemanticVersioningClassVisitor(loader);
    SemanticVersioningClassVisitor newCV = new SemanticVersioningClassVisitor(loader);
    ClassReader newCR = new ClassReader(newBytes);
    ClassReader oldCR = new ClassReader(oldBytes);
    newCR.accept(newCV, 0);
    oldCR.accept(oldCV, 0);
    assertTrue("Adding a native modifier of a method does not break compatibility.", newCV.getClassDeclaration().getBinaryCompatibleStatus((oldCV.getClassDeclaration())).isCompatible());
}

Example 10 with SemanticVersioningClassVisitor

use of org.apache.aries.versioning.utils.SemanticVersioningClassVisitor in project aries by apache.

the class BinaryCompatibilityTest method test_jdk_chap13_4_9_1.

/**
     * If a field was static is changed to be non-static, then it will break compatibility.
     */
@Test
public void test_jdk_chap13_4_9_1() {
    ClassWriter cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "versioning/java/files/TestA", null);
    cw.visitField(ACC_PUBLIC + ACC_STATIC, "aa", "Ljava/lang/String;", null, new String("newBar")).visitEnd();
    cw.visitEnd();
    byte[] oldBytes = cw.toByteArray();
    cw = new ClassWriter(0);
    cw.visit(V1_5, ACC_PUBLIC, "pkg/Test", null, "versioning/java/files/TestA", null);
    cw.visitField(ACC_PUBLIC, "aa", "Ljava/lang/String;", null, new String("newBar")).visitEnd();
    cw.visitEnd();
    byte[] newBytes = cw.toByteArray();
    SemanticVersioningClassVisitor oldCV = new SemanticVersioningClassVisitor(loader);
    SemanticVersioningClassVisitor newCV = new SemanticVersioningClassVisitor(loader);
    ClassReader newCR = new ClassReader(newBytes);
    ClassReader oldCR = new ClassReader(oldBytes);
    newCR.accept(newCV, 0);
    oldCR.accept(oldCV, 0);
    BinaryCompatibilityStatus bcs = newCV.getClassDeclaration().getBinaryCompatibleStatus((oldCV.getClassDeclaration()));
    assertEquals("The public field aa was static but is changed to be non static or vice versa.", bcs.get(0));
    assertTrue("If a field was static is changed to be non-static, then it will break compatibility.", bcs.size() == 1);
}