just an idea of jackson integration

Author: mpv1989

pom.xml

@@ -201,6 +201,11 @@
 			<groupId>com.arangodb</groupId>
 			<artifactId>velocypack</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>com.arangodb</groupId>
+			<artifactId>jackson-dataformat-velocypack</artifactId>
+			<scope>provided</scope>
+		</dependency>
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-api</artifactId>
@@ -233,6 +238,11 @@
 				<artifactId>velocypack</artifactId>
 				<version>${arangodb.velocypack.version}</version>
 			</dependency>
+			<dependency>
+				<groupId>com.arangodb</groupId>
+				<artifactId>jackson-dataformat-velocypack</artifactId>
+				<version>1.0.0-SNAPSHOT</version>
+			</dependency>
 			<dependency>
 				<groupId>org.slf4j</groupId>
 				<artifactId>slf4j-api</artifactId>

src/main/java/com/arangodb/jackson/VelocyJack.java

@@ -0,0 +1,94 @@
+/*
+ * DISCLAIMER
+ *
+ * Copyright 2016 ArangoDB GmbH, Cologne, Germany
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright holder is ArangoDB GmbH, Cologne, Germany
+ */
+
+package com.arangodb.jackson;
+
+import java.io.IOException;
+import java.lang.reflect.Type;
+import java.util.Map;
+
+import com.arangodb.ArangoDBException;
+import com.arangodb.jackson.dataformat.velocypack.VPackMapper;
+import com.arangodb.util.ArangoDeserializer;
+import com.arangodb.util.ArangoSerializer;
+import com.arangodb.velocypack.VPackSlice;
+import com.fasterxml.jackson.core.JsonProcessingException;
+
+/**
+ * @author Mark - mark at arangodb.com
+ *
+ */
+public class VelocyJack implements ArangoSerializer, ArangoDeserializer {
+
+	private final VPackMapper mapper;
+
+	public VelocyJack() {
+		super();
+		mapper = new VPackMapper();
+	}
+
+	@SuppressWarnings("unchecked")
+	@Override
+	public <T> T deserialize(final VPackSlice vpack, final Type type) throws ArangoDBException {
+		try {
+			return mapper.readValue(vpack.getBuffer(), (Class<T>) type);
+		} catch (final IOException e) {
+			throw new ArangoDBException(e);
+		}
+	}
+
+	@Override
+	public VPackSlice serialize(final Object entity) throws ArangoDBException {
+		try {
+			return new VPackSlice(mapper.writeValueAsBytes(entity));
+		} catch (final JsonProcessingException e) {
+			throw new ArangoDBException(e);
+		}
+	}
+
+	@Override
+	public VPackSlice serialize(final Object entity, final boolean serializeNullValues) throws ArangoDBException {
+		return null;
+	}
+
+	@Override
+	public VPackSlice serialize(final Object entity, final boolean serializeNullValues, final boolean stringAsJson)
+			throws ArangoDBException {
+		return null;
+	}
+
+	@Override
+	public VPackSlice serialize(final Object entity, final Type type) throws ArangoDBException {
+		return null;
+	}
+
+	@Override
+	public VPackSlice serialize(final Object entity, final Type type, final boolean serializeNullValues)
+			throws ArangoDBException {
+		return null;
+	}
+
+	@Override
+	public VPackSlice serialize(final Object entity, final Type type, final Map<String, Object> additionalFields)
+			throws ArangoDBException {
+		return null;
+	}
+
+}

src/test/java/com/arangodb/jackson/SimpleTest.java

@@ -0,0 +1,92 @@
+/*
+ * DISCLAIMER
+ *
+ * Copyright 2016 ArangoDB GmbH, Cologne, Germany
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Copyright holder is ArangoDB GmbH, Cologne, Germany
+ */
+
+package com.arangodb.jackson;
+
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.junit.Assert.assertThat;
+
+import java.io.IOException;
+
+import org.junit.Test;
+
+import com.arangodb.velocypack.VPackSlice;
+
+/**
+ * @author Mark - mark at arangodb.com
+ *
+ */
+public class SimpleTest {
+
+	private static final String TEST_STRING = "hello world";
+	private static final int TEST_INT = 69;
+
+	public static class TestEntity {
+		private String value1;
+		private int value2;
+
+		public TestEntity(final String value1, final int value2) {
+			super();
+			this.value1 = value1;
+			this.value2 = value2;
+		}
+
+		public TestEntity() {
+			super();
+		}
+
+		public String getValue1() {
+			return value1;
+		}
+
+		public void setValue1(final String value1) {
+			this.value1 = value1;
+		}
+
+		public int getValue2() {
+			return value2;
+		}
+
+		public void setValue2(final int value2) {
+			this.value2 = value2;
+		}
+
+	}
+
+	@Test
+	public void arangoVPackSerialization() throws IOException {
+		final VelocyJack arango = new VelocyJack();
+
+		final VPackSlice slice = arango.serialize(new TestEntity(TEST_STRING, TEST_INT));
+		assertThat(slice, is(notNullValue()));
+		assertThat(slice.isObject(), is(true));
+		assertThat(slice.size(), is(2));
+		assertThat(slice.get("value1").isString(), is(true));
+		assertThat(slice.get("value1").getAsString(), is(TEST_STRING));
+		assertThat(slice.get("value2").isInteger(), is(true));
+		assertThat(slice.get("value2").getAsInt(), is(TEST_INT));
+
+		final TestEntity entity = arango.deserialize(slice, TestEntity.class);
+		assertThat(entity, is(notNullValue()));
+		assertThat(entity.getValue1(), is(TEST_STRING));
+		assertThat(entity.getValue2(), is(TEST_INT));
+	}
+}