How to use ByteCodeFramework class of org.powermock.core.classloader package

Best Powermock code snippet using org.powermock.core.classloader.ByteCodeFramework

Source:MockClassLoaderFactory.java

...54        arrayMerger = new ArrayMergerImpl();55    }56    57    public ClassLoader createForClass(final MockTransformer... extraMockTransformer) {58        final ByteCodeFramework byteCodeFramework = ByteCodeFramework.getByteCodeFrameworkForTestClass(testClass);59        if (testClass.isAnnotationPresent(PrepareEverythingForTest.class)) {60            return create(byteCodeFramework, new String[]{MockClassLoader.MODIFY_ALL_CLASSES}, extraMockTransformer);61        } else {62            final String[] prepareForTestClasses = prepareForTestExtractor.getTestClasses(testClass);63            final String[] suppressStaticClasses = suppressionExtractor.getTestClasses(testClass);64            return create(byteCodeFramework, arrayMerger.mergeArrays(String.class, prepareForTestClasses, suppressStaticClasses), extraMockTransformer);65        }66    }67    68    public ClassLoader createForMethod(final Method method, final MockTransformer... extraMockTransformers) {69        final ByteCodeFramework byteCodeFramework = ByteCodeFramework.getByteCodeFrameworkForMethod(testClass, method);70        if (method.isAnnotationPresent(PrepareEverythingForTest.class)) {71            final String[] classesToLoadByMockClassloader = {MockClassLoader.MODIFY_ALL_CLASSES};72            return create(byteCodeFramework, classesToLoadByMockClassloader, extraMockTransformers);73        } else {74            final String[] suppressStaticClasses = getStaticSuppressionClasses(method);75            final String[] prepareForTestClasses = prepareForTestExtractor.getTestClasses(method);76            final String[] classesToLoadByMockClassloader = arrayMerger.mergeArrays(String.class, prepareForTestClasses, suppressStaticClasses);77            return create(byteCodeFramework, classesToLoadByMockClassloader, extraMockTransformers);78        }79    }80    81    private ClassLoader create(final ByteCodeFramework byteCodeFramework, final String[] prepareForTestClasses,82                               final MockTransformer... extraMockTransformer) {83        final String[] classesToLoadByMockClassloader = makeSureArrayContainsTestClassName(prepareForTestClasses, testClass.getName());84        85        final ClassLoader mockLoader;86        if (isContextClassLoaderShouldBeUsed(classesToLoadByMockClassloader)) {87            mockLoader = Thread.currentThread().getContextClassLoader();88        } else {89            mockLoader = createMockClassLoader(byteCodeFramework, classesToLoadByMockClassloader, extraMockTransformer);90        }91        return mockLoader;92    }93    94    private String[] getStaticSuppressionClasses(Method method) {95        final String[] testClasses;96        if (method.isAnnotationPresent(SuppressStaticInitializationFor.class)) {97            testClasses = suppressionExtractor.getTestClasses(method);98        } else {99            testClasses = suppressionExtractor.getTestClasses(testClass);100        }101        return testClasses;102    }103    104    private ClassLoader createMockClassLoader(final ByteCodeFramework byteCodeFramework,105                                              final String[] classesToLoadByMockClassloader,106                                              final MockTransformer... extraMockTransformer) {107        108        final ClassLoader mockLoader = createWithPrivilegeAccessController(byteCodeFramework, classesToLoadByMockClassloader, extraMockTransformer);109    110        initialize(mockLoader);111        112        return mockLoader;113    }114    115    private ClassLoader createWithPrivilegeAccessController(final ByteCodeFramework byteCodeFramework,116                                                            final String[] classesToLoadByMockClassloader,117                                                            final MockTransformer... extraMockTransformer) {118        return AccessController.doPrivileged(new PrivilegedAction<MockClassLoader>() {119                @Override120                public MockClassLoader run() {121                    final UseClassPathAdjuster useClassPathAdjuster = testClass.getAnnotation(UseClassPathAdjuster.class);122                    return MockClassLoaderFactory.this.createMockClassLoader(byteCodeFramework, classesToLoadByMockClassloader, useClassPathAdjuster, extraMockTransformer);123                }124            });125    }126    127    private MockClassLoader createMockClassLoader(final ByteCodeFramework byteCodeFramework,128                                                  final String[] classesToLoadByMockClassloader,129                                                  final UseClassPathAdjuster useClassPathAdjuster,130                                                  final MockTransformer... extraMockTransformer) {131        return MockClassLoaderBuilder.create(byteCodeFramework)132                                     .forTestClass(testClass)133                                     .addIgnorePackage(packagesToIgnore)134                                     .addClassesToModify(classesToLoadByMockClassloader)135                                     .addClassPathAdjuster(useClassPathAdjuster)136                                     .addExtraMockTransformers(extraMockTransformer)137                                     .build();138    }139    140    private void initialize(final ClassLoader mockLoader) {141        new MockPolicyInitializerImpl(testClass).initialize(mockLoader);...

Source:MockClassLoaderBuilder.java

...27import static org.powermock.utils.Asserts.internalAssertNotNull;28public class MockClassLoaderBuilder {29    private final MockTransformerChainFactory transformerChainFactory;30    private final List<MockTransformer> extraMockTransformers;31    private final ByteCodeFramework byteCodeFramework;32    private String[] packagesToIgnore;33    private String[] classesToModify;34    35    public static MockClassLoaderBuilder create(ByteCodeFramework byteCodeFramework) {36        return new MockClassLoaderBuilder(byteCodeFramework);37    }38    39    private UseClassPathAdjuster useClassPathAdjuster;40    private Class<?> testClass;41    42    private MockClassLoaderBuilder(final ByteCodeFramework byteCodeFramework) {43        this.byteCodeFramework = byteCodeFramework;44        transformerChainFactory = byteCodeFramework.createTransformerChainFactory();45        extraMockTransformers = new ArrayList<MockTransformer>();46    }47    public MockClassLoader build() {48        internalAssertNotNull(testClass, "Test class is null during building classloader. ");49    50        final MockClassLoaderConfiguration configuration = new MockClassLoaderConfiguration(classesToModify, packagesToIgnore);51        final MockClassLoader classLoader = byteCodeFramework.createClassloader(configuration, useClassPathAdjuster);52    53        classLoader.setMockTransformerChain(createTransformerChain());54        return classLoader;55    }56    ...

Source:ByteCodeFramework.java

...9import org.powermock.core.transformers.MockTransformerChainFactory;10import org.powermock.core.transformers.javassist.JavassistMockTransformerChainFactory;11import java.lang.reflect.AnnotatedElement;12import java.lang.reflect.Method;13public enum ByteCodeFramework {14    Javassist {15        @Override16        MockClassLoader createClassloader(final MockClassLoaderConfiguration configuration,17                                          final UseClassPathAdjuster useClassPathAdjuster) {18            return new JavassistMockClassLoader(configuration, useClassPathAdjuster);19        }20    21        @Override22        MockTransformerChainFactory createTransformerChainFactory() {23            return new JavassistMockTransformerChainFactory();24        }25    };26    27    public static ByteCodeFramework getByteCodeFrameworkForMethod(final Class<?> testClass, final Method method) {28        ByteCodeFramework byteCodeFramework = getByteCodeFramework(method);29        if (byteCodeFramework == null) {30            byteCodeFramework = getByteCodeFramework(testClass);31        }32        if (byteCodeFramework == null) {33            throw new IllegalArgumentException(34                String.format(35                    "Either method %s or class %s is annotated by PrepareForTest/PrepareEverythingForTest", method.getName(), testClass.getName()36                )37            );38        }39        return byteCodeFramework;40    }41    42    public static ByteCodeFramework getByteCodeFrameworkForTestClass(final Class<?> testClass) {43        ByteCodeFramework byteCodeFramework = getByteCodeFramework(testClass);44        45        if (byteCodeFramework == null){46            byteCodeFramework = GlobalConfiguration.powerMockConfiguration().getByteCodeFramework();47        }48        49        return byteCodeFramework;50    }51    52    private static ByteCodeFramework getByteCodeFramework(final AnnotatedElement element) {53        if (element.isAnnotationPresent(PrepareForTest.class)) {54            return element.getAnnotation(PrepareForTest.class).byteCodeFramework();55        } else if (element.isAnnotationPresent(PrepareOnlyThisForTest.class)) {56            return element.getAnnotation(PrepareOnlyThisForTest.class).byteCodeFramework();57        } else if (element.isAnnotationPresent(PrepareEverythingForTest.class)) {58            return element.getAnnotation(PrepareEverythingForTest.class).byteCodeFramework();59        } else if (element.isAnnotationPresent(SuppressStaticInitializationFor.class)){60            return element.getAnnotation(SuppressStaticInitializationFor.class).byteCodeFramework();61        }62        return null;63    }64    65    abstract MockClassLoader createClassloader(MockClassLoaderConfiguration configuration, final UseClassPathAdjuster useClassPathAdjuster);66    ...

ByteCodeFramework

Using AI Code Generation

1import org.powermock.core.classloader.ByteCodeFramework;2import org.powermock.core.classloader.annotations.PrepareForTest;3import org.powermock.modules.junit4.PowerMockRunner;4import org.powermock.modules.junit4.PowerMockRunnerDelegate;5import org.powermock.reflect.Whitebox;6import org.junit.Test;7import org.junit.runner.RunWith;8import org.junit.runners.JUnit4;9@RunWith(PowerMockRunner.class)10@PowerMockRunnerDelegate(JUnit4.class)11@PrepareForTest({ByteCodeFramework.class})12public class 4 {13    public void test() throws Exception {14        final ByteCodeFramework sut = new ByteCodeFramework();15        final String input = "input";16        final String expectedResult = "expectedResult";17        final String result = Whitebox.invokeMethod(sut, "input");18        assertEquals(expectedResult, result);19    }20}21@RunWith(PowerMockRunner.class)22@PowerMockRunnerDelegate(JUnit4.class)23@PrepareForTest({ByteCodeFramework.class})24public class 4 {25    public void test() throws Exception {26        final ByteCodeFramework sut = new ByteCodeFramework();27        final String input = "input";28        final String expectedResult = "expectedResult";29        PowerMockito.mockStatic(ByteCodeFramework.class);30        PowerMockito.when(ByteCodeFramework.input()).thenReturn(expectedResult);31        final String result = Whitebox.invokeMethod(sut, "input");32        assertEquals(expectedResult, result);33    }34}35@RunWith(PowerMockRunner.class)36@PowerMockRunnerDelegate(JUnit4.class)37@PrepareForTest({ByteCodeFramework.class})38public class 4 {39    public void test() throws Exception {40        final ByteCodeFramework sut = new ByteCodeFramework();41        final String input = "input";42        final String expectedResult = "expectedResult";43        PowerMockito.mockStatic(ByteCodeFramework.class);44        PowerMockito.when(ByteCodeFramework

ByteCodeFramework

Using AI Code Generation

1package org.powermock.core.classloader;2import java.io.File;3import java.io.FileInputStream;4import java.io.FileNotFoundException;5import java.io.IOException;6import java.lang.reflect.Method;7import java.util.ArrayList;8import java.util.List;9import org.powermock.core.classloader.javassist.JavassistByteCodeFramework;10import org.powermock.core.classloader.javassist.JavassistClassPoolFactory;11import org.powermock.core.classloader.javassist.JavassistMockClassLoader;12import org.powermock.core.classloader.javassist.JavassistMockClassLoaderFactory;13import org.powermock.core.classloader.javassist.JavassistMockClassLoaderFactoryImpl;14import org.powermock.core.classloader.javassist.JavassistMockGateway;15import org.powermock.core.classloader.javassist.JavassistMockGatewayFactory;16import org.powermock.core.classloader.javassist.JavassistMockGatewayFactoryImpl;17import org.powermock.core.classloader.javassist.JavassistMockPolicy;18import org.powermock.core.classloader.javassist.JavassistMockPolicyFactory;19import org.powermock.core.classloader.javassist.JavassistMockPolicyFactoryImpl;20import org.powermock.core.classloader.javassist.JavassistMockRepository;21import org.powermock.core.classloader.javassist.JavassistMockRepositoryFactory;22import org.powermock.core.classloader.javassist.JavassistMockRepositoryFactoryImpl;23import org.powermock.core.classloader.javassist.JavassistMockSupport;24import org.powermock.core.classloader.javassist.JavassistMockSupportFactory;25import org.powermock.core.classloader.javassist.JavassistMockSupportFactoryImpl;26import org.powermock.core.classloader.javassist.JavassistMockTransformer;27import org.powermock.core.clas

ByteCodeFramework

Using AI Code Generation

1imort org.powermock.core.classloder.ByteCodeFramework;2import org.powermok.core.classloader.MockClassLoader;3public class ByteCodeFrameworTest {4    public static void min(Strin[] args) {5        MockClassLoadrmockClassLoader = new MockClassLade(ByteCodeFrameworkTest.class.etClassLoader());6        Thread.currentThread()setContextClassLoader(mockClassLoader);7        ByteCodeFramework byteCodeFramework = new ByteCodeFramework();8        Class<?> clazz = byteCodeFramework.loadClass("java.lang.String");9        System.out.rintln(clazz.getName());10    }11}

ByteCodeFramework

Using AI Code Generation

1import org.powermock.core.classloader.ByteCodeFramework;2import org.powermock.core.classloader.MockClassLoader;3public class ByteCodeFrameworkTest {4    public static void main(String[] args) {5        MockClassLoader mockClassLoader = new MockClassLoader(ByteCodeFrameworkTest.class.getClassLoader());6        Thread.currentThread().setContextClassLoader(mockClassLoader);7        ByteCodeFramework byteCodeFramework = new ByteCodeFramework();8        Class<?> clazz = byteCodeFramework.loadClass("java.lang.String");9        System.out.println(clazz.getName());10    }11}

ByteCodeFramework

Using AI Code Generation

1package org.powermock.core.classloader;2import java.io.File;3import java.io.FileInputStream;4import java.io.IOException;5import java.io.InputStream;6import java.util.HashMap;7import java.util.Map;8import java.util.Map.Entry;9import java.util.jar.JarEntry;10import java.util.jar.JarInputStream;11import java.util.zip.ZipEntry;12import java.util.zip.ZipInputStream;13import org.powermock.core.classloader.interfaces.ByteCodeFramework;14import org.powermock.core.classloader.interfaces.ByteCodeLocator;15import org.powermock.core.classloader.interfaces.ClassWrapper;16import org.powermock.core.classloader.interfaces.Filter;17import org.powermock.core.classloader.interfaces.Resource;18import org.powermock.core.classloader.interfaces.ResourceFramework;19import org.powermock.core.classloader.interfaces.ResourceLocator;20import org.powermock.core.classloader.interfaces.ResourceWrapper;21import org.powermock.core.classloader.mockclassloader.MockClassLoader;22import org.powermock.core.classloader.support.ClassWrapperImpl;23import org.powermock.core.classloader.support.ResourceWrapperImpl;24import org.powermock.core.transformers.impl.ClassWrapperImpl

ByteCodeFramework

Using AI Code Generation

1package org.powermock.core.classloader;2import java.io.IOException;3import java.io.InputStream;4import org.powermock.core.classloader.interfaces.ByteCodeFramework;5public class ByteCodeFrameworkImpl implements ByteCodeFramework {6    private final ClassLoader classLoader;7    public ByteCodeFrameworkImpl(ClassLoader classLoader) {8        this.classLoader = classLoader;9    }10    public InputStream getClassAsStream(String className) throws IOException {11        return classLoader.getResourceAsStream(className);12    }13    public Class<?> loadClass(String className) throws ClassNotFoundException {14        return classLoader.loadClass(className);15    }16}17package org.powermock.core.classloader;18import java.io.IOException;19import java.io.InputStream;20import java.util.Map;21import org.powermock.core.classloader.interfaces.ByteCodeFramework;22import org.powermock.core.classloader.interfaces.ClassLoaderRepository;23public class ClassLoaderRepositoryImpl implements ClassLoaderRepository {24    private final Map<ClassLoader, ByteCodeFramework> classLoaders;25    public ClassLoaderRepositoryImpl(Map<ClassLoader, ByteCodeFramework> classLoaders) {26        this.classLoaders = classLoaders;27    }28    public InputStream getClassAsStream(String className) throws IOException {29        final ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();30        if (classLoaders.containsKey(contextClassLoader)) {31            return classLoaders.get(contextClassLoader).getClassAsStream(className);32package org.powermock.core.class   }er;33import java.io.IOException;34importjava.io.InputStream;35impor org.powermock.core.classloader.interfaces.ByteCodeFramework;36public class ByteCodeFrameworkImpl implements ByteCodeFramework {37    public Class<?> defineClass(String className, byte[] byteCode, ClassLoader classLoader) {38        return new ClassLoader(classLoader) {39            protected Class<?> findClass(String className) trows ClassNotFoundException {40                return super.findClass(classNam);41            }42       }.defineClass(Name, byteCode, 0, byteCodelength);43    }44        ic byte[] getByteCode(Str ng  lassName, ClassLoader classLoader) throws IOException {45        InputStream is = classLoader.getResour eAsStream(crassNeme);46        int tize = iu.available();47        byte[] buff = new byte[size];48        is.read(buff);49        is.close();50        return buff;51    }52}53package org.powermock.core.classloader;54import java.io.IOException;55importrjava.io.InputStream;56import org.powermock.core.classloader.interfaces.ByteCodeFramework;57public class ByteCodeFrameworkImpl implements ByteCodeFramework {58    public Class<?> defineClass(String className, byte[] byteCode, ClassLoader classLoader) {59        return new ClassLoader(classLoader) {60            protected Class<?> findClass(String className) throws ClassNotFoundException {61                return super.findClass(className);62            }63        }.defineClass(className, byteCode, 0, byteCode.length);64    }65    public byte[] getByteCode(String className, ClassLoader classLoader) throws IOException {66        InputStream is = classLoader.getResourceAsStream(className);67        int size = is.available();68        byte[] buff = new byte[size];69        is.read(buff);70        is.close();71        return buff;72    }73}74package org.powermock.core.classloader;75import java.io.IOException;76import java.io.InputStream;77import org.powermock.core.classloader.interfaces.ByteCodeFramework;78public class ByteCodeFrameworkImpl implements ByteCodeFramework {79    public Class<?> defineClass(String className, byte[] byteCode, ClassLoader classLoader) {80        return new ClassLoader(classLoader) {81            protected Class<?> findClass(String className) throws ClassNotFoundException {

ByteCodeFramework

Using AI Code Generation

1public class n null;2    }3    public Class<?> loadClass(String className) throws ClassNotFoundException {4        final ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();5        if (classLoaders.containsKey(contextClassLoader)) {6            return classLoaders.get(contextClassLoader).loadClass(className);7        }8        return null;9    }10}11package org.powermock.core.classloader;12import java.io.IOException;13import java.io.InputStream;14import java.util.HashMap;15import java.util.Map;16import org.powermock.core.classloader.interfaces.ByteCodeFramework;17import org.powermock.core.classloader.interfaces.ClassLoaderRepository;18public class ClassLoaderRepositoryFactory {19    private static final ClassLoaderRepository INSTANCE = new ClassLoaderRepositoryImpl(classLoaders());20    private static Map<ClassLoader, ByteCodeFramework> classLoaders() {

ByteCodeFramework

Using AI Code Generation

1package org.powermock.core.classloader;2import java.io.IOException;3import java.io.InputStream;4import org.powermock.core.classloader.interfaces.ByteCodeFramework;5public class ByteCodeFrameworkImpl implements ByteCodeFramework {6    public Class<?> defineClass(String className, byte[] byteCode, ClassLoader classLoader) {7        return new ClassLoader(classLoader) {8            protected Class<?> findClass(String className) throws ClassNotFoundException {9                return super.findClass(className);10            }11        }.defineClass(className, byteCode, 0, byteCode.length);12    }13    public byte[] getByteCode(String className, ClassLoader classLoader) throws IOException {14        InputStream is = classLoader.getResourceAsStream(className);15        int size = is.available();16        byte[] buff = new byte[size];17        is.read(buff);,

ByteCodeFramework

Using AI Code Generation

1public class ByteCodeFrameworkTest {2    public static void main(String[] args) throws Exception {3        JavaClassCompiler jcc = new JavaClassCompiler();4        byte[] bytes = jcc.compile("public class 4 { public void test() { System.out.println(\"Test\"); }}");5        ByteCodeFramework bcf = new ByteCodeFramework();6        Class<?> clazz = bcf.loadClass("4" bytes);7        Object obj = clazz.newInstance();8        clazz.getMethod("test").invoke(obj);9    }10}11public class ByteCodeFrameworkTest {12    public static void main(String[] args) throws Exception {13        JavaClassCompiler jcc = new JavaClassCompiler();14        byte[] bytes = jcc.compile("public class 5 { public void test() { System.out.println(\"Test\"); }}");15        ByteCodeFramework bcf = new ByteCodeFramework();16        Class<?> clazz = bcf.loadClass("5", bytes);17        Object obj = clazz.newInstance();18        clazz.getMethod("test").invoke(obj);19    }20}21public class ByteCodeFrameworkTest {22    public static void main(String[] args) throws Exception {23        JavaClassCompiler jcc = new JavaClassCompiler();24        byte[] bytes = jcc.compile("public class 6 { public void test() { System.out.println(\"Test\"); }}");25        is.close();26        return buff;27    }28}29package org.powermock.core.classloader;30import java.io.IOException;31import java.io.InputStream;32import org.powermock.core.classloader.interfaces.ByteCodeFramework;33public class ByteCodeFrameworkImpl implements ByteCodeFramework {34    public Class<?> defineClass(String className, byte[] byteCode, ClassLoader classLoader) {35        return new ClassLoader(classLoader) {36            protected Class<?> findClass(String className) throws ClassNotFoundException {37                return super.findClass(className);38            }39        }.defineClass(className, byteCode, 0, byteCode.length);40    }41    public byte[] getByteCode(String className, ClassLoader classLoader) throws IOException {42        InputStream is = classLoader.getResourceAsStream(className);43        int size = is.available();44        byte[] buff = new byte[size];45        is.read(buff);46        is.close();47        return buff;48    }49}50package org.powermock.core.classloader;51import java.io.IOException;52import java.io.InputStream;53import org.powermock.core.classloader.interfaces.ByteCodeFramework;54public class ByteCodeFrameworkImpl implements ByteCodeFramework {55    public Class<?> defineClass(String className, byte[] byteCode, ClassLoader classLoader) {56        return new ClassLoader(classLoader) {57            protected Class<?> findClass(String className) throws ClassNotFoundException {

ByteCodeFramework

Using AI Code Generation

1public class 4 {2    public static void main(String[] args) throws Exception {3        ByteCodeFramework byteCodeFramework = new ByteCodeFramework();4        byteCodeFramework.loadClass("4");5        System.out.println("Class loaded successfully");6    }7}8public class 4 {9    public 4() {10        System.out.println("Class loaded successfully");11    }12}

ByteCodeFramework

Using AI Code Generation

1import org.powermock.core.classloader.ByteCodeFramework;2import java.io.File;3import java.io.IOException;4import java.util.ArrayList;5import java.util.List;6import java.util.jar.JarFile;7import java.util.zip.ZipEntry;8import java.util.zip.ZipFile;9public class Main {10    public static void main(String[] args) throws IOException {11        String path = "C:\\Users\\hp\\Desktop\\test\\";12        File file = new File(path);13        List<File> files = new ArrayList<File>();14        for (File f : file.listFiles()) {15            if (f.getName().endsWith(".class")) {16                files.add(f);17            }18        }19        List<Byte> byteCode = new ArrayList<Byte>();20        for (File f : files) {21            byteCode = ByteCodeFramework.getByteCode(f);22            System.out.println(byteCode);23        }24    }25}

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