Examples with ObjectStreamClass java.io.ObjectStreamClass used on opensource projects

Example 26 with ObjectStreamClass

use of java.io.ObjectStreamClass in project camel by apache.

the class HBaseHelper method fromBytes.

public Object fromBytes(byte[] binary) {
    Object result = null;
    ObjectInputStream ois = null;
    if (binary == null) {
        return null;
    }
    ByteArrayInputStream bais = new ByteArrayInputStream(binary);
    final ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
    try {
        ois = new ObjectInputStream(bais) {

            @Override
            public Class<?> resolveClass(ObjectStreamClass desc) throws IOException, ClassNotFoundException {
                try {
                    return classLoader.loadClass(desc.getName());
                } catch (Exception e) {
                }
                return super.resolveClass(desc);
            }
        };
        result = ois.readObject();
    } catch (IOException e) {
        LOG.warn("Error while deserializing object. Null will be used.", e);
    } catch (ClassNotFoundException e) {
        LOG.warn("Could not find class while deserializing object. Null will be used.", e);
    } finally {
        IOHelper.close(ois);
        IOHelper.close(bais);
    }
    return result;
}

Example 27 with ObjectStreamClass

use of java.io.ObjectStreamClass in project camel by apache.

the class KratiDefaultSerializer method deserialize.

/**
     * Deserialize an object from its raw bytes generated by {{@link #serialize(Object)}.
     *
     * @param binary - the raw bytes from which an object is constructed.
     * @return an object constructed from the raw bytes.
     * @throws SerializationException if the object cannot be constructed from the raw bytes.
     */
@SuppressWarnings("unchecked")
public T deserialize(byte[] binary) throws SerializationException {
    T result = null;
    ObjectInputStream ois = null;
    if (binary == null) {
        return null;
    }
    // TODO: should use Camel's ClassResolver for classloading
    ByteArrayInputStream bais = new ByteArrayInputStream(binary);
    final ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
    try {
        ois = new ObjectInputStream(bais) {

            @Override
            public Class<?> resolveClass(ObjectStreamClass desc) throws IOException, ClassNotFoundException {
                try {
                    return classLoader.loadClass(desc.getName());
                } catch (Exception e) {
                }
                return super.resolveClass(desc);
            }
        };
        result = (T) ois.readObject();
    } catch (IOException e) {
        LOG.warn("Error while deserializing object. Null will be used.", e);
    } catch (ClassNotFoundException e) {
        LOG.warn("Could not find class while deserializing object. Null will be used.", e);
    } finally {
        IOHelper.close(ois, bais);
    }
    return result;
}

Example 28 with ObjectStreamClass

use of java.io.ObjectStreamClass in project robovm by robovm.

the class SerializationTest method testSerializeFieldMadeTransient.

// http://b/4471249
public void testSerializeFieldMadeTransient() throws Exception {
    // Does ObjectStreamClass have the right idea?
    ObjectStreamClass osc = ObjectStreamClass.lookup(FieldMadeTransient.class);
    ObjectStreamField[] fields = osc.getFields();
    assertEquals(1, fields.length);
    assertEquals("nonTransientInt", fields[0].getName());
    assertEquals(int.class, fields[0].getType());
    // this was created by serializing a FieldMadeTransient with a non-0 transientInt
    String s = "aced0005737200346c6962636f72652e6a6176612e696f2e53657269616c697a6174696f6e54657" + "374244669656c644d6164655472616e7369656e74000000000000000002000149000c7472616e736" + "9656e74496e747870abababab";
    FieldMadeTransient deserialized = (FieldMadeTransient) SerializationTester.deserializeHex(s);
    assertEquals(0, deserialized.transientInt);
}

Example 29 with ObjectStreamClass

use of java.io.ObjectStreamClass in project platform_frameworks_base by android.

the class Parcel method readSerializable.

private final Serializable readSerializable(final ClassLoader loader) {
    String name = readString();
    if (name == null) {
        // return null, which indicates that the name wasn't found in the parcel.
        return null;
    }
    byte[] serializedData = createByteArray();
    ByteArrayInputStream bais = new ByteArrayInputStream(serializedData);
    try {
        ObjectInputStream ois = new ObjectInputStream(bais) {

            @Override
            protected Class<?> resolveClass(ObjectStreamClass osClass) throws IOException, ClassNotFoundException {
                // try the custom classloader if provided
                if (loader != null) {
                    Class<?> c = Class.forName(osClass.getName(), false, loader);
                    if (c != null) {
                        return c;
                    }
                }
                return super.resolveClass(osClass);
            }
        };
        return (Serializable) ois.readObject();
    } catch (IOException ioe) {
        throw new RuntimeException("Parcelable encountered " + "IOException reading a Serializable object (name = " + name + ")", ioe);
    } catch (ClassNotFoundException cnfe) {
        throw new RuntimeException("Parcelable encountered " + "ClassNotFoundException reading a Serializable object (name = " + name + ")", cnfe);
    }
}

Example 30 with ObjectStreamClass

use of java.io.ObjectStreamClass in project android_frameworks_base by AOSPA.

the class Parcel method readSerializable.

private final Serializable readSerializable(final ClassLoader loader) {
    String name = readString();
    if (name == null) {
        // return null, which indicates that the name wasn't found in the parcel.
        return null;
    }
    byte[] serializedData = createByteArray();
    ByteArrayInputStream bais = new ByteArrayInputStream(serializedData);
    try {
        ObjectInputStream ois = new ObjectInputStream(bais) {

            @Override
            protected Class<?> resolveClass(ObjectStreamClass osClass) throws IOException, ClassNotFoundException {
                // try the custom classloader if provided
                if (loader != null) {
                    Class<?> c = Class.forName(osClass.getName(), false, loader);
                    if (c != null) {
                        return c;
                    }
                }
                return super.resolveClass(osClass);
            }
        };
        return (Serializable) ois.readObject();
    } catch (IOException ioe) {
        throw new RuntimeException("Parcelable encountered " + "IOException reading a Serializable object (name = " + name + ")", ioe);
    } catch (ClassNotFoundException cnfe) {
        throw new RuntimeException("Parcelable encountered " + "ClassNotFoundException reading a Serializable object (name = " + name + ")", cnfe);
    }
}