Example usage for org.apache.hadoop.io Text Text

Introduction

In this page you can find the example usage for org.apache.hadoop.io Text Text.

Prototype

public Text(byte[] utf8)

Source Link

Document

Construct from a byte array.

Usage

From source file:cereal.examples.thrift.ThriftExample.java

License:Apache License

public static void main(String[] args) throws Exception {
    Person p = new Person();
    p.setFirstName("Bob");
    p.setMiddleName("Joe");
    p.setLastName("Franklin");
    p.setAge(30);/* ww  w . jav a2s .  c o  m*/
    p.setHeight(72);
    p.setWeight(220);

    Registry registry = new RegistryImpl();
    registry.add(new ThriftPersonMapping());
    String tableName = "thrift_people";
    ZooKeeperInstance inst = new ZooKeeperInstance("accumulo", "127.0.0.1");
    Connector conn = inst.getConnector("root", new PasswordToken("secret"));
    if (!conn.tableOperations().exists(tableName)) {
        conn.tableOperations().create(tableName);
    }

    System.out.println("Person: " + p);

    try (Store store = new StoreImpl(registry, conn, tableName)) {
        store.write(Collections.singleton(p));
        store.flush();

        Person pCopy = store.read(new Text("Bob_Joe_Franklin"), Person.class);
        System.out.println("Copy: " + pCopy);
    }
}

From source file:cereal.examples.thrift.ThriftPersonMapping.java

License:Apache License

@Override
public Text getRowId(Person obj) {
    StringBuilder sb = new StringBuilder(32);
    if (obj.isSetFirstName()) {
        sb.append(obj.getFirstName());/*from   w w w .  j  av a  2s .  c om*/
    }
    if (obj.isSetMiddleName()) {
        if (0 < sb.length()) {
            sb.append("_");
        }
        sb.append(obj.getMiddleName());
    }
    if (obj.isSetLastName()) {
        if (0 < sb.length()) {
            sb.append("_");
        }
        sb.append(obj.getLastName());
    }
    return new Text(sb.toString());
}

From source file:cereal.impl.FieldImplTest.java

License:Apache License

@Test
public void optionalGroupingAndVisibility() {
    Text name = new Text("foo");
    Value value = new Value("bar".getBytes(UTF_8));
    FieldImpl field = new FieldImpl(name, null, null, value);
    assertEquals(name, field.name());//  w w  w .j av  a  2s .  c  o m
    assertEquals(value, field.value());

    assertEquals(new Text(""), field.grouping());
    assertEquals(new ColumnVisibility(""), field.visibility());
}

From source file:cereal.impl.FieldImplTest.java

License:Apache License

@Test
public void grouping() {
    Text name = new Text("foo"), grouping = new Text("group1");
    Value value = new Value("bar".getBytes(UTF_8));
    FieldImpl field = new FieldImpl(name, grouping, null, value);
    assertEquals(name, field.name());//from w  ww  .  j av a2  s .c o  m
    assertEquals(grouping, field.grouping());
    assertEquals(value, field.value());
}

From source file:cereal.impl.FieldImplTest.java

License:Apache License

@Test
public void visibility() {
    Text name = new Text("foo");
    ColumnVisibility cv = new ColumnVisibility("vis");
    Value value = new Value("bar".getBytes(UTF_8));
    FieldImpl field = new FieldImpl(name, null, cv, value);
    assertEquals(name, field.name());/*from ww  w . j a va 2 s.c o m*/
    assertEquals(cv, field.visibility());
    assertEquals(value, field.value());
}

From source file:cereal.impl.FieldImplTest.java

License:Apache License

@Test
public void groupingAndVisibility() {
    Text name = new Text("foo"), grouping = new Text("group1");
    ColumnVisibility cv = new ColumnVisibility("vis");
    Value value = new Value("bar".getBytes(UTF_8));
    FieldImpl field = new FieldImpl(name, grouping, cv, value);
    assertEquals(name, field.name());/*w  w w. ja  va 2  s. c  o  m*/
    assertEquals(grouping, field.grouping());
    assertEquals(cv, field.visibility());
    assertEquals(value, field.value());
}

From source file:cereal.impl.FieldImplTest.java

License:Apache License

@Test
public void equality() {
    Text name1 = new Text("foo");
    Value value1 = new Value("bar1".getBytes(UTF_8));
    FieldImpl field1 = new FieldImpl(name1, null, null, value1),
            copy = new FieldImpl(name1, null, null, value1);

    assertEquals(field1, copy);/*  ww  w . j  a v  a 2s. c o m*/
    assertEquals(field1.hashCode(), copy.hashCode());

    Text name2 = new Text("foo1");

    FieldImpl field2 = new FieldImpl(name2, null, null, value1);

    assertNotEquals(field1, field2);
    assertNotEquals(field1.hashCode(), field2.hashCode());
}

From source file:cereal.impl.FieldImplTest.java

License:Apache License

@Test
public void equalityGrouping() {
    Text name1 = new Text("foo"), grouping = new Text("group1");
    Value value1 = new Value("bar1".getBytes(UTF_8));
    FieldImpl field1 = new FieldImpl(name1, grouping, null, value1),
            copy = new FieldImpl(name1, grouping, null, value1);

    assertEquals(field1, copy);/*  ww  w  .j  a  v  a 2  s.  co  m*/
    assertEquals(field1.hashCode(), copy.hashCode());

    Text grouping2 = new Text("group2");

    FieldImpl field2 = new FieldImpl(name1, grouping2, null, value1);

    assertNotEquals(field1, field2);
    assertNotEquals(field1.hashCode(), field2.hashCode());
}

From source file:cereal.impl.FieldImplTest.java

License:Apache License

@Test
public void equalityGroupingVisibility() {
    Text name1 = new Text("foo"), grouping = new Text("group1");
    ColumnVisibility cv = new ColumnVisibility("vis1");
    Value value1 = new Value("bar1".getBytes(UTF_8));
    FieldImpl field1 = new FieldImpl(name1, grouping, cv, value1),
            copy = new FieldImpl(name1, grouping, cv, value1);

    assertEquals(field1, copy);/*w w w .  j ava2  s  . c o  m*/
    assertEquals(field1.hashCode(), copy.hashCode());

    ColumnVisibility cv2 = new ColumnVisibility("vis1&vis2");

    FieldImpl field2 = new FieldImpl(name1, grouping, cv2, value1);

    assertNotEquals(field1, field2);
    assertNotEquals(field1.hashCode(), field2.hashCode());
}

From source file:cereal.impl.ProtobufMessageMapping.java

License:Apache License

private Text text(String str) {
    return new Text(str);
}