bramp / ffmpeg-cli-wrapper / 306

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Build # 306

Build Type

Pull #184

travis-ci

Committed by

web-flow

Commit Message

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Pull Request Pull Request #184: SetRTSPTransport() type function

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1020 of 1020 new or added lines in 49 files covered. (100.0%)

1424 of 1683 relevant lines covered (84.61%)

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88.89

/src/main/java/net/bramp/ffmpeg/gson/NamedBitsetAdapter.java

package net.bramp.ffmpeg.gson;

import com.google.common.base.Optional;
import com.google.gson.TypeAdapter;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonToken;
import com.google.gson.stream.JsonWriter;

import java.io.IOException;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;

import static com.google.common.base.Preconditions.checkNotNull;

/**
 * Converts a json object which represents a set of booleans. For example:
 *
 * <pre>
 * <code>
 * public class Set {
 *   public boolean a = true;
 *   public boolean b = false;
 *   public int c = 1;
 *   public int d = 0;
 * }
 * </code>
 * </pre>
 *
 * is turned into:
 *
 * <pre>
 * {
 *   "a": true,
 *   "b": false,
 *   "c": true,
 *   "d": false
 * }
 * </pre>
 */
public class NamedBitsetAdapter<T> extends TypeAdapter<T> {

  final Class<T> clazz;

  public NamedBitsetAdapter(Class<T> clazz) {
    this.clazz = checkNotNull(clazz);
  }

  protected Optional<Boolean> readBoolean(JsonReader reader) throws IOException {
    JsonToken next = reader.peek();
    switch (next) {
      case BOOLEAN:
        return Optional.of(reader.nextBoolean());
      case NUMBER:
        return Optional.of(reader.nextInt() != 0);
      default:
        reader.skipValue();
        return Optional.absent();
    }
  }

  protected void setField(T target, String name, boolean value) throws IllegalAccessException {
    try {
      Field f = clazz.getField(name);
      if ((boolean.class.equals(f.getType()))) {
        f.setBoolean(target, value);
      } else if (int.class.equals(f.getType())) {
        f.setInt(target, value ? 1 : 0);
      }

    } catch (NoSuchFieldException e) {
      // Just continue
    }
  }

  @Override
  public T read(JsonReader reader) throws IOException {

    JsonToken next = reader.peek();

    if (next == JsonToken.NULL) {
      reader.nextNull();
      return null;
    }

    try {
      T obj = clazz.getDeclaredConstructor().newInstance();
      reader.beginObject();

      next = reader.peek();
      while (next != JsonToken.END_OBJECT) {
        String name = reader.nextName();
        Optional<Boolean> value = readBoolean(reader);

        if (value.isPresent()) {
          setField(obj, name, value.get());
        }

        next = reader.peek();
      }

      reader.endObject();
      return obj;

    } catch (InstantiationException
        | IllegalAccessException
        | NoSuchMethodException
        | InvocationTargetException e) {
      throw new IOException("Reflection error", e);
    }
  }

  @Override
  public void write(JsonWriter writer, T value) throws IOException {

    if (value == null) {
      writer.nullValue();
      return;
    }

    assert value.getClass().equals(clazz);

    writer.beginObject();
    for (Field f : clazz.getFields()) {
      try {
        boolean b;
        if (boolean.class.equals(f.getType())) {
          b = f.getBoolean(value);
        } else if (int.class.equals(f.getType())) {
          b = f.getInt(value) != 0;
        } else {
          continue;
        }

        writer.name(f.getName());
        writer.value(b);

      } catch (IllegalAccessException e) {
        throw new IOException("Reflection error", e);
      }
    }
    writer.endObject();
  }
}

1	package net.bramp.ffmpeg.gson;
2
3	import com.google.common.base.Optional;
4	import com.google.gson.TypeAdapter;
5	import com.google.gson.stream.JsonReader;
6	import com.google.gson.stream.JsonToken;
7	import com.google.gson.stream.JsonWriter;
8
9	import java.io.IOException;
10	import java.lang.reflect.Field;
11	import java.lang.reflect.InvocationTargetException;
12
13	import static com.google.common.base.Preconditions.checkNotNull;
14
15	/**
16	* Converts a json object which represents a set of booleans. For example:
17	*
18	* <pre>
19	* <code>
20	* public class Set {
21	* public boolean a = true;
22	* public boolean b = false;
23	* public int c = 1;
24	* public int d = 0;
25	* }
26	* </code>
27	* </pre>
28	*
29	* is turned into:
30	*
31	* <pre>
32	* {
33	* "a": true,
34	* "b": false,
35	* "c": true,
36	* "d": false
37	* }
38	* </pre>
39	*/
40	public class NamedBitsetAdapter<T> extends TypeAdapter<T> {	6✔
41
42	final Class<T> clazz;
43
44	public NamedBitsetAdapter(Class<T> clazz) {	18✔
45	this.clazz = checkNotNull(clazz);	18✔
46	}	18✔
47
48	protected Optional<Boolean> readBoolean(JsonReader reader) throws IOException {
49	JsonToken next = reader.peek();	1,458✔
50	switch (next) {	1,464✔
51	case BOOLEAN:
52	return Optional.of(reader.nextBoolean());	48✔
53	case NUMBER:
54	return Optional.of(reader.nextInt() != 0);	1,404✔
55	default:
56	reader.skipValue();	6✔
57	return Optional.absent();	6✔
58	}
59	}
60
61	protected void setField(T target, String name, boolean value) throws IllegalAccessException {
62	try {
63	Field f = clazz.getField(name);	1,452✔
64	if ((boolean.class.equals(f.getType()))) {	1,248✔
65	f.setBoolean(target, value);	1,224✔
66	} else if (int.class.equals(f.getType())) {	24✔
67	f.setInt(target, value ? 1 : 0);	24✔
68	}
69
70	} catch (NoSuchFieldException e) {	204✔
71	// Just continue
72	}	1,248✔
73	}	1,452✔
74
75	@Override
76	public T read(JsonReader reader) throws IOException {
77
78	JsonToken next = reader.peek();	138✔
79
80	if (next == JsonToken.NULL) {	138✔
81	reader.nextNull();	6✔
82	return null;	6✔
83	}
84
85	try {
86	T obj = clazz.getDeclaredConstructor().newInstance();	132✔
87	reader.beginObject();	132✔
88
89	next = reader.peek();	132✔
90	while (next != JsonToken.END_OBJECT) {	1,590✔
91	String name = reader.nextName();	1,458✔
92	Optional<Boolean> value = readBoolean(reader);	1,458✔
93
94	if (value.isPresent()) {	1,458✔
95	setField(obj, name, value.get());	1,452✔
96	}
97
98	next = reader.peek();	1,458✔
99	}	1,458✔
100
101	reader.endObject();	132✔
102	return obj;	132✔
103
104	} catch (InstantiationException	×
105	\| IllegalAccessException
106	\| NoSuchMethodException
107	\| InvocationTargetException e) {
108	throw new IOException("Reflection error", e);	×
109	}
110	}
111
112	@Override
113	public void write(JsonWriter writer, T value) throws IOException {
114
115	if (value == null) {	12✔
116	writer.nullValue();	×
117	return;	×
118	}
119
120	assert value.getClass().equals(clazz);	12✔
121
122	writer.beginObject();	12✔
123	for (Field f : clazz.getFields()) {	66✔
124	try {
125	boolean b;
126	if (boolean.class.equals(f.getType())) {	54✔
127	b = f.getBoolean(value);	24✔
128	} else if (int.class.equals(f.getType())) {	30✔
129	b = f.getInt(value) != 0;	24✔
130	} else {
131	continue;	6✔
132	}
133
134	writer.name(f.getName());	48✔
135	writer.value(b);	48✔
136
137	} catch (IllegalAccessException e) {	×
138	throw new IOException("Reflection error", e);	×
139	}	48✔
140	}
141	writer.endObject();	12✔
142	}	12✔
143	}

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