Package org.apache.avro.Schema

Examples of org.apache.avro.Schema.Field.defaultValue()

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                outname = FIELD_NAME + "_" + i; // field name cannot be null

            /* get doc of output */
            String doc = (isPartialSchema) ? pigFields[i].getDescription() : inputField.doc();

            JsonNode defaultvalue = (inputField != null) ? inputField.defaultValue() : null;

            outFields.add(new Field(outname, fieldSchema, doc, defaultvalue));

        }

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      Set<String> actualFields = actual.getFields().keySet();
      for (Map.Entry<String, Field> entry : expectedFields.entrySet()) {
        String fieldName = entry.getKey();
        if (!actualFields.contains(fieldName)) {  // an unset field
          Field f = entry.getValue();
          JsonNode json = f.defaultValue();
          if (json != null)                       // has default
            addField(record, fieldName, f.pos(),  // add default
                     defaultFieldValue(old, f.schema(), json));
          else if (old != null)                   // remove stale value
            removeField(record, fieldName, entry.getValue().pos());
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      Object record = newRecord(old, schema);
      for (Map.Entry<String, Field> entry : schema.getFields().entrySet()) {
        String name = entry.getKey();
        Field f = entry.getValue();
        JsonNode v = json.get(name);
        if (v == null) v = f.defaultValue();
        if (v != null) {
          Object o = old != null ? getField(old, name, f.pos()) : null;
          addField(record, name, f.pos(), defaultFieldValue(o, f.schema(), v));
        } else if (old != null) {
          removeField(record, name, f.pos());
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  @Test public void testR11() throws Exception {
    Schema r11Record = ReflectData.get().getSchema(R11.class);
    assertEquals(Schema.Type.RECORD, r11Record.getType());
    Field r11Field = r11Record.getField("text");
    assertEquals(NullNode.getInstance(), r11Field.defaultValue());
    Schema r11FieldSchema = r11Field.schema();
    assertEquals(Schema.Type.UNION, r11FieldSchema.getType());
    assertEquals(Schema.Type.NULL, r11FieldSchema.getTypes().get(0).getType());
    Schema r11String = r11FieldSchema.getTypes().get(1);
    assertEquals(Schema.Type.STRING, r11String.getType());
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  @Test public void testR11() throws Exception {
    Schema r11Record = ReflectData.get().getSchema(R11.class);
    assertEquals(Schema.Type.RECORD, r11Record.getType());
    Field r11Field = r11Record.getField("text");
    assertEquals(NullNode.getInstance(), r11Field.defaultValue());
    Schema r11FieldSchema = r11Field.schema();
    assertEquals(Schema.Type.UNION, r11FieldSchema.getType());
    assertEquals(Schema.Type.NULL, r11FieldSchema.getTypes().get(0).getType());
    Schema r11String = r11FieldSchema.getTypes().get(1);
    assertEquals(Schema.Type.STRING, r11String.getType());
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  @Test public void testR11() throws Exception {
    Schema r11Record = ReflectData.get().getSchema(R11.class);
    assertEquals(Schema.Type.RECORD, r11Record.getType());
    Field r11Field = r11Record.getField("text");
    assertEquals(NullNode.getInstance(), r11Field.defaultValue());
    Schema r11FieldSchema = r11Field.schema();
    assertEquals(Schema.Type.UNION, r11FieldSchema.getType());
    assertEquals(Schema.Type.NULL, r11FieldSchema.getTypes().get(0).getType());
    Schema r11String = r11FieldSchema.getTypes().get(1);
    assertEquals(Schema.Type.STRING, r11String.getType());
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  @Test public void testR11() throws Exception {
    Schema r11Record = ReflectData.get().getSchema(R11.class);
    assertEquals(Schema.Type.RECORD, r11Record.getType());
    Field r11Field = r11Record.getField("text");
    assertEquals(NullNode.getInstance(), r11Field.defaultValue());
    Schema r11FieldSchema = r11Field.schema();
    assertEquals(Schema.Type.UNION, r11FieldSchema.getType());
    assertEquals(Schema.Type.NULL, r11FieldSchema.getTypes().get(0).getType());
    Schema r11String = r11FieldSchema.getTypes().get(1);
    assertEquals(Schema.Type.STRING, r11String.getType());
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            int rsize = 0;
            for (Map.Entry<String, Field> e : rfields.entrySet()) {
              Field f = wfields.get(e.getKey());
              if (f == null) {
                Field wf = e.getValue();
                if (wf.defaultValue() == null) {
                  result = mkErrorAction("Found " + writer + ", expecting " + reader);
                  break outer;
                } else {
                  useDefault = true;
                }
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      Set<String> actualFields = actual.getFields().keySet();
      for (Map.Entry<String, Field> entry : expectedFields.entrySet()) {
        String fieldName = entry.getKey();
        if (!actualFields.contains(fieldName)) {  // an unset field
          Field f = entry.getValue();
          JsonNode json = f.defaultValue();
          if (json != null)                       // has default
            addField(record, fieldName, f.pos(),  // add default
                     defaultFieldValue(old, f.schema(), json));
          else if (old != null)                   // remove stale value
            removeField(record, fieldName, entry.getValue().pos());
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      Object record = newRecord(old, schema);
      for (Map.Entry<String, Field> entry : schema.getFields().entrySet()) {
        String name = entry.getKey();
        Field f = entry.getValue();
        JsonNode v = json.get(name);
        if (v == null) v = f.defaultValue();
        if (v != null) {
          Object o = old != null ? getField(old, name, f.pos()) : null;
          addField(record, name, f.pos(), defaultFieldValue(o, f.schema(), v));
        } else if (old != null) {
          removeField(record, name, f.pos());
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