How to use getSerializableUID method of org.easymock.internal.DefaultClassInstantiator class

Best Easymock code snippet using org.easymock.internal.DefaultClassInstantiator.getSerializableUID

Source:DefaultClassInstantiator.java Github

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...138 data.writeByte(ObjectStreamConstants.TC_OBJECT);139 data.writeByte(ObjectStreamConstants.TC_CLASSDESC);140 data.writeUTF(clazz.getName());141142 final Long suid = getSerializableUID(clazz);143144 data.writeLong(suid.longValue());145146 data.writeByte(2); // classDescFlags (2 = Serializable)147 data.writeShort(0); // field count148 data.writeByte(ObjectStreamConstants.TC_ENDBLOCKDATA);149 data.writeByte(ObjectStreamConstants.TC_NULL);150 return baos.toByteArray();151 }152153 private static Long getSerializableUID(final Class<?> clazz) {154155 try {156 final Field f = clazz.getDeclaredField("serialVersionUID");157 final int mask = Modifier.STATIC | Modifier.FINAL;158 if ((f.getModifiers() & mask) == mask) {159 f.setAccessible(true);160 return Long.valueOf(f.getLong(null));161 }162 } catch (final NoSuchFieldException e) {163 // It's not there, compute it then164 } catch (final IllegalAccessException e) {165 // ///CLOVER:OFF166 throw new RuntimeException("Should have been able to get serialVersionUID since it's there");167 // ///CLOVER:ON ...

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getSerializableUID

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1Class<?> clazz = Class.forName("org.easymock.internal.DefaultClassInstantiator");2Method method = clazz.getDeclaredMethod("getSerializableUID", Class.class);3method.setAccessible(true);4long uid = (Long)method.invoke(clazz.newInstance(), clazz);5System.out.println("serialVersionUID = " + uid);6import java.io.Serializable;7public class DefaultClassInstantiator implements Serializable {8 private static final long serialVersionUID = 1;9}

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getSerializableUID

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1public class SerializableUID {2 public static void main(String[] args) {3 try {4 Class<?> clazz = Class.forName("java.lang.String");5 Field field = clazz.getDeclaredField("serialVersionUID");6 field.setAccessible(true);7 System.out.println(field.get(null));8 } catch (ClassNotFoundException | NoSuchFieldException | IllegalAccessException e) {9 e.printStackTrace();10 }11 }12}13public class SerializableUID {14 public static void main(String[] args) {15 Class<?> clazz = String.class;16 System.out.println(ObjectStreamClass.lookup(clazz).getSerialVersionUID());17 }18}19public class SerializableUID {20 public static void main(String[] args) {21 Class<?> clazz = String.class;22 System.out.println(ObjectStreamClass.lookup(clazz).getSerialVersionUID());23 }24}25public class SerializableUID {26 public static void main(String[] args) {27 Class<?> clazz = String.class;28 System.out.println(ObjectStreamClass.lookup(clazz).getSerialVersionUID());29 }30}31public class SerializableUID {32 public static void main(String[] args) {33 Class<?> clazz = String.class;34 System.out.println(ObjectStreamClass.lookup(clazz).getSerialVersionUID());35 }36}37public class SerializableUID {38 public static void main(String[] args) {39 Class<?> clazz = String.class;40 System.out.println(ObjectStreamClass.lookup(clazz).getSerialVersionUID());41 }42}43public class SerializableUID {44 public static void main(String[] args) {45 Class<?> clazz = String.class;46 System.out.println(ObjectStreamClass.lookup

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getSerializableUID

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1import java.io.ObjectStreamClass;2import java.lang.reflect.Field;3import java.lang.reflect.Method;4import java.util.ArrayList;5public class GetSerializableUID {6 public static void main(String[] args) throws Exception {7 Class<?> clazz = Class.forName("java.util.ArrayList");8 Method method = clazz.getDeclaredMethod("getSerializableUID", Class.class);9 method.setAccessible(true);10 long serializableUID = (Long) method.invoke(null, clazz);11 System.out.println("serializableUID: " + serializableUID);12 ObjectStreamClass objectStreamClass = ObjectStreamClass.lookup(clazz);13 long objectStreamClassUID = objectStreamClass.getSerialVersionUID();14 System.out.println("objectStreamClassUID: " + objectStreamClassUID);15 }16}

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getSerializableUID

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1public class SerializableTest implements Serializable {2 private static final long serialVersionUID = DefaultClassInstantiator.getSerializableUID(SerializableTest.class);3 private String name;4 public SerializableTest(String name) {5 this.name = name;6 }7 public String getName() {8 return name;9 }10}11public class SerializableTest {12 private String name;13 public SerializableTest(String name) {14 this.name = name;15 }16 public String getName() {17 return name;18 }19}20public class SerializableTest implements Serializable {21 private static final long serialVersionUID = 1L;22 private String name;23 public SerializableTest(String name) {24 this.name = name;25 }26 public String getName() {27 return name;28 }29}30public class SerializableTest implements Serializable {31 private static final long serialVersionUID = 1L;32 private String name;33 public SerializableTest(String name) {34 this.name = name;35 }36 public String getName() {37 return name;38 }39}40public class SerializableTest implements Serializable {41 private static final long serialVersionUID = 1L;42 private String name;43 public SerializableTest(String name) {44 this.name = name;45 }46 public String getName() {47 return name;48 }49}50public class SerializableTest implements Serializable {51 private static final long serialVersionUID = 1L;52 private String name;53 public SerializableTest(String name) {54 this.name = name;55 }56 public String getName() {57 return name;58 }59}60public class SerializableTest implements Serializable {61 private static final long serialVersionUID = 1L;62 private String name;63 public SerializableTest(String name) {64 this.name = name;65 }66 public String getName() {67 return name;68 }69}70public class SerializableTest implements Serializable {71 private static final long serialVersionUID = 1L;72 private String name;73 public SerializableTest(String name) {74 this.name = name;75 }76 public String getName() {77 return name;78 }79}80public class SerializableTest implements Serializable {81 private static final long serialVersionUID = 1L;82 private String name;83 public SerializableTest(String name) {84 this.name = name;85 }86 public String getName() {87 return name;88 }89}90public class SerializableTest implements Serializable {91 private static final long serialVersionUID = 1L;92 private String name;

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getSerializableUID

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1import org.easymock.internal.DefaultClassInstantiator;2import org.easymock.internal.MocksControl;3import java.io.Serializable;4import java.lang.reflect.Method;5import java.lang.reflect.Modifier;6import java.util.ArrayList;7import java.util.List;8public class MocksControlSerializableUIDGenerator {9 public static void main(String[] args) {10 try {11 if (args.length == 0) {12 System.out.println("Usage: java -cp <easymock jar file> MocksControlSerializableUIDGenerator <class name>");13 System.exit(1);14 }15 String className = args[0];16 Class<?> clazz = Class.forName(className);17 if (!clazz.isInterface()) {18 throw new IllegalArgumentException("Class " + className + " is not an interface");19 }20 Method[] methods = clazz.getMethods();21 List<Method> abstractMethods = new ArrayList<>();22 for (Method method : methods) {23 if (Modifier.isAbstract(method.getModifiers())) {24 abstractMethods.add(method);25 }26 }27 if (abstractMethods.size() == 0) {28 throw new IllegalArgumentException("Class " + className + " does not have any abstract methods");29 }30 Method[] abstractMethodsArray = abstractMethods.toArray(new Method[0]);31 String[] methodNames = new String[abstractMethodsArray.length];32 Class<?>[][] parameterTypes = new Class<?>[abstractMethodsArray.length][];33 for (int i = 0; i < abstractMethodsArray.length; i++) {34 Method method = abstractMethodsArray[i];35 methodNames[i] = method.getName();36 parameterTypes[i] = method.getParameterTypes();37 }38 DefaultClassInstantiator instantiator = new DefaultClassInstantiator();39 Class<?> mockClass = instantiator.createMockClass(clazz, methodNames, parameterTypes);40 if (!Serializable.class.isAssignableFrom(mockClass)) {41 throw new IllegalArgumentException("Class " + className + " is not serializable");42 }43 System.out.println("

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