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Clean up ID3 frame implementations

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This commit is contained in:
Oliver Woodman 2016-10-09 14:58:12 +01:00
parent 6a3b66987a
commit 3b34f850f2
9 changed files with 150 additions and 153 deletions
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53
library/src/main/java/com/google/android/exoplayer2/metadata/id3/ApicFrame.java
View file

@ -17,6 +17,7 @@ package com.google.android.exoplayer2.metadata.id3;
import android.os.Parcel; import android.os.Parcel;
import android.os.Parcelable; import android.os.Parcelable;
import com.google.android.exoplayer2.util.Util;
import java.util.Arrays; import java.util.Arrays;
/** /**
@ -39,8 +40,8 @@ public final class ApicFrame extends Id3Frame {
this.pictureData = pictureData; this.pictureData = pictureData;
} }
public ApicFrame(Parcel in) { /* package */ ApicFrame(Parcel in) {
super(in); super(ID);
mimeType = in.readString(); mimeType = in.readString();
description = in.readString(); description = in.readString();
pictureType = in.readInt(); pictureType = in.readInt();
@ -48,53 +49,49 @@ public final class ApicFrame extends Id3Frame {
} }
@Override @Override
public boolean equals(Object o) { public boolean equals(Object obj) {
if (this == o) return true; if (this == obj) {
if (o == null || getClass() != o.getClass()) return false; return true;
}
ApicFrame that = (ApicFrame) o; if (obj == null || getClass() != obj.getClass()) {
if (id != null ? !id.equals(that.id) : that.id != null) return false;
if (pictureType != that.pictureType) return false;
if (mimeType != null ? !mimeType.equals(that.mimeType) : that.mimeType != null)
return false; return false;
if (description != null ? !description.equals(that.description) : that.description != null) }
return false; ApicFrame other = (ApicFrame) obj;
return Arrays.equals(pictureData, that.pictureData); return pictureType == other.pictureType && Util.areEqual(mimeType, other.mimeType)
&& Util.areEqual(description, other.description)
&& Arrays.equals(pictureData, other.pictureData);
} }
@Override @Override
public int hashCode() { public int hashCode() {
int result = id != null ? id.hashCode() : 0; int result = 17;
result = 31 * result + pictureType;
result = 31 * result + (mimeType != null ? mimeType.hashCode() : 0); result = 31 * result + (mimeType != null ? mimeType.hashCode() : 0);
result = 31 * result + (description != null ? description.hashCode() : 0); result = 31 * result + (description != null ? description.hashCode() : 0);
result = 31 * result + pictureType;
result = 31 * result + Arrays.hashCode(pictureData); result = 31 * result + Arrays.hashCode(pictureData);
return result; return result;
} }
@Override @Override
public void writeToParcel(Parcel dest, int flags) { public void writeToParcel(Parcel dest, int flags) {
dest.writeString(id);
dest.writeString(mimeType); dest.writeString(mimeType);
dest.writeString(description); dest.writeString(description);
dest.writeInt(pictureType); dest.writeInt(pictureType);
dest.writeByteArray(pictureData); dest.writeByteArray(pictureData);
} }
public static final Parcelable.Creator<ApicFrame> CREATOR = public static final Parcelable.Creator<ApicFrame> CREATOR = new Parcelable.Creator<ApicFrame>() {
new Parcelable.Creator<ApicFrame>() {
@Override @Override
public ApicFrame createFromParcel(Parcel in) { public ApicFrame createFromParcel(Parcel in) {
return new ApicFrame(in); return new ApicFrame(in);
} }
@Override @Override
public ApicFrame[] newArray(int size) { public ApicFrame[] newArray(int size) {
return new ApicFrame[size]; return new ApicFrame[size];
} }
}; };
} }

27
library/src/main/java/com/google/android/exoplayer2/metadata/id3/BinaryFrame.java
View file

@ -26,31 +26,32 @@ public final class BinaryFrame extends Id3Frame {
public final byte[] data; public final byte[] data;
public BinaryFrame(String type, byte[] data) { public BinaryFrame(String id, byte[] data) {
super(type); super(id);
this.data = data; this.data = data;
} }
public BinaryFrame(Parcel in) { /* package */ BinaryFrame(Parcel in) {
super(in); super(in.readString());
data = in.createByteArray(); data = in.createByteArray();
} }
@Override @Override
public boolean equals(Object o) { public boolean equals(Object obj) {
if (this == o) return true; if (this == obj) {
if (o == null || getClass() != o.getClass()) return false; return true;
}
BinaryFrame that = (BinaryFrame) o; if (obj == null || getClass() != obj.getClass()) {
if (id != null ? !id.equals(that.id) : that.id != null)
return false; return false;
return Arrays.equals(data, that.data); }
BinaryFrame other = (BinaryFrame) obj;
return id.equals(other.id) && Arrays.equals(data, other.data);
} }
@Override @Override
public int hashCode() { public int hashCode() {
int result = id != null ? id.hashCode() : 0; int result = 17;
result = 31 * result + id.hashCode();
result = 31 * result + Arrays.hashCode(data); result = 31 * result + Arrays.hashCode(data);
return result; return result;
} }

34
library/src/main/java/com/google/android/exoplayer2/metadata/id3/CommentFrame.java
View file

@ -17,43 +17,51 @@ package com.google.android.exoplayer2.metadata.id3;
import android.os.Parcel; import android.os.Parcel;
import android.os.Parcelable; import android.os.Parcelable;
import com.google.android.exoplayer2.util.Util;
/** /**
* Comment ID3 frame. * Comment ID3 frame.
*/ */
public final class CommentFrame extends Id3Frame { public final class CommentFrame extends Id3Frame {
public static final String ID = "COMM";
public final String language; public final String language;
public final String description;
public final String text; public final String text;
public CommentFrame(String language, String description, String text) { public CommentFrame(String language, String description, String text) {
super(description); super(ID);
this.language = language; this.language = language;
this.description = description;
this.text = text; this.text = text;
} }
public CommentFrame(Parcel in) { /* package */ CommentFrame(Parcel in) {
super(in); super(ID);
language = in.readString(); language = in.readString();
description = in.readString();
text = in.readString(); text = in.readString();
} }
@Override @Override
public boolean equals(Object o) { public boolean equals(Object obj) {
if (this == o) return true; if (this == obj) {
if (o == null || getClass() != o.getClass()) return false; return true;
}
CommentFrame that = (CommentFrame) o; if (obj == null || getClass() != obj.getClass()) {
return false;
if (id != null ? !id.equals(that.id) : that.id != null) return false; }
if (language != null ? !language.equals(that.language) : that.language != null) return false; CommentFrame other = (CommentFrame) obj;
return text != null ? text.equals(that.text) : that.text == null; return Util.areEqual(description, other.description) && Util.areEqual(language, other.language)
&& Util.areEqual(text, other.text);
} }
@Override @Override
public int hashCode() { public int hashCode() {
int result = id != null ? id.hashCode() : 0; int result = 17;
result = 31 * result + (language != null ? language.hashCode() : 0); result = 31 * result + (language != null ? language.hashCode() : 0);
result = 31 * result + (description != null ? description.hashCode() : 0);
result = 31 * result + (text != null ? text.hashCode() : 0); result = 31 * result + (text != null ? text.hashCode() : 0);
return result; return result;
} }

51
library/src/main/java/com/google/android/exoplayer2/metadata/id3/GeobFrame.java
View file

@ -17,6 +17,7 @@ package com.google.android.exoplayer2.metadata.id3;
import android.os.Parcel; import android.os.Parcel;
import android.os.Parcelable; import android.os.Parcelable;
import com.google.android.exoplayer2.util.Util;
import java.util.Arrays; import java.util.Arrays;
/** /**
@ -39,8 +40,8 @@ public final class GeobFrame extends Id3Frame {
this.data = data; this.data = data;
} }
public GeobFrame(Parcel in) { /* package */ GeobFrame(Parcel in) {
super(in); super(ID);
mimeType = in.readString(); mimeType = in.readString();
filename = in.readString(); filename = in.readString();
description = in.readString(); description = in.readString();
@ -48,25 +49,21 @@ public final class GeobFrame extends Id3Frame {
} }
@Override @Override
public boolean equals(Object o) { public boolean equals(Object obj) {
if (this == o) return true; if (this == obj) {
if (o == null || getClass() != o.getClass()) return false; return true;
}
GeobFrame that = (GeobFrame) o; if (obj == null || getClass() != obj.getClass()) {
if (id != null ? !id.equals(that.id) : that.id != null) return false;
if (mimeType != null ? !mimeType.equals(that.mimeType) : that.mimeType != null)
return false; return false;
if (filename != null ? !filename.equals(that.filename) : that.filename != null) }
return false; GeobFrame other = (GeobFrame) obj;
if (description != null ? !description.equals(that.description) : that.description != null) return Util.areEqual(mimeType, other.mimeType) && Util.areEqual(filename, other.filename)
return false; && Util.areEqual(description, other.description) && Arrays.equals(data, other.data);
return Arrays.equals(data, that.data);
} }
@Override @Override
public int hashCode() { public int hashCode() {
int result = id != null ? id.hashCode() : 0; int result = 17;
result = 31 * result + (mimeType != null ? mimeType.hashCode() : 0); result = 31 * result + (mimeType != null ? mimeType.hashCode() : 0);
result = 31 * result + (filename != null ? filename.hashCode() : 0); result = 31 * result + (filename != null ? filename.hashCode() : 0);
result = 31 * result + (description != null ? description.hashCode() : 0); result = 31 * result + (description != null ? description.hashCode() : 0);
@ -76,26 +73,24 @@ public final class GeobFrame extends Id3Frame {
@Override @Override
public void writeToParcel(Parcel dest, int flags) { public void writeToParcel(Parcel dest, int flags) {
dest.writeString(id);
dest.writeString(mimeType); dest.writeString(mimeType);
dest.writeString(filename); dest.writeString(filename);
dest.writeString(description); dest.writeString(description);
dest.writeByteArray(data); dest.writeByteArray(data);
} }
public static final Parcelable.Creator<GeobFrame> CREATOR = public static final Parcelable.Creator<GeobFrame> CREATOR = new Parcelable.Creator<GeobFrame>() {
new Parcelable.Creator<GeobFrame>() {
@Override @Override
public GeobFrame createFromParcel(Parcel in) { public GeobFrame createFromParcel(Parcel in) {
return new GeobFrame(in); return new GeobFrame(in);
} }
@Override @Override
public GeobFrame[] newArray(int size) { public GeobFrame[] newArray(int size) {
return new GeobFrame[size]; return new GeobFrame[size];
} }
}; };
} }

12
library/src/main/java/com/google/android/exoplayer2/metadata/id3/Id3Decoder.java
View file

@ -345,8 +345,8 @@ public final class Id3Decoder implements MetadataDecoder<Metadata> {
return new TextInformationFrame(id, description); return new TextInformationFrame(id, description);
} }
private static CommentFrame decodeCommentFrame(ParsableByteArray id3Data, private static CommentFrame decodeCommentFrame(ParsableByteArray id3Data, int frameSize)
int frameSize) throws UnsupportedEncodingException { throws UnsupportedEncodingException {
int encoding = id3Data.readUnsignedByte(); int encoding = id3Data.readUnsignedByte();
String charset = getCharsetName(encoding); String charset = getCharsetName(encoding);
@ -360,11 +360,11 @@ public final class Id3Decoder implements MetadataDecoder<Metadata> {
int descriptionEndIndex = indexOfEos(data, 0, encoding); int descriptionEndIndex = indexOfEos(data, 0, encoding);
String description = new String(data, 0, descriptionEndIndex, charset); String description = new String(data, 0, descriptionEndIndex, charset);
int valueStartIndex = descriptionEndIndex + delimiterLength(encoding); int textStartIndex = descriptionEndIndex + delimiterLength(encoding);
int valueEndIndex = indexOfEos(data, valueStartIndex, encoding); int textEndIndex = indexOfEos(data, textStartIndex, encoding);
String value = new String(data, valueStartIndex, valueEndIndex - valueStartIndex, charset); String text = new String(data, textStartIndex, textEndIndex - textStartIndex, charset);
return new CommentFrame(language, description, value); return new CommentFrame(language, description, text);
} }
private static BinaryFrame decodeBinaryFrame(ParsableByteArray id3Data, int frameSize, private static BinaryFrame decodeBinaryFrame(ParsableByteArray id3Data, int frameSize,

8
library/src/main/java/com/google/android/exoplayer2/metadata/id3/Id3Frame.java
View file

@ -15,8 +15,8 @@
*/ */
package com.google.android.exoplayer2.metadata.id3; package com.google.android.exoplayer2.metadata.id3;
import android.os.Parcel;
import android.os.Parcelable; import android.os.Parcelable;
import com.google.android.exoplayer2.util.Assertions;
/** /**
* Base class for ID3 frames. * Base class for ID3 frames.
@ -29,11 +29,7 @@ public abstract class Id3Frame implements Parcelable {
public final String id; public final String id;
public Id3Frame(String id) { public Id3Frame(String id) {
this.id = id; this.id = Assertions.checkNotNull(id);
}
protected Id3Frame(Parcel in) {
id = in.readString();
} }
@Override @Override

47
library/src/main/java/com/google/android/exoplayer2/metadata/id3/PrivFrame.java
View file

@ -17,6 +17,7 @@ package com.google.android.exoplayer2.metadata.id3;
import android.os.Parcel; import android.os.Parcel;
import android.os.Parcelable; import android.os.Parcelable;
import com.google.android.exoplayer2.util.Util;
import java.util.Arrays; import java.util.Arrays;
/** /**
@ -35,27 +36,27 @@ public final class PrivFrame extends Id3Frame {
this.privateData = privateData; this.privateData = privateData;
} }
public PrivFrame(Parcel in) { /* package */ PrivFrame(Parcel in) {
super(in); super(ID);
owner = in.readString(); owner = in.readString();
privateData = in.createByteArray(); privateData = in.createByteArray();
} }
@Override @Override
public boolean equals(Object o) { public boolean equals(Object obj) {
if (this == o) return true; if (this == obj) {
if (o == null || getClass() != o.getClass()) return false; return true;
}
PrivFrame that = (PrivFrame) o; if (obj == null || getClass() != obj.getClass()) {
return false;
if (id != null ? !id.equals(that.id) : that.id != null) return false; }
if (owner != null ? !owner.equals(that.owner) : that.owner != null) return false; PrivFrame other = (PrivFrame) obj;
return Arrays.equals(privateData, that.privateData); return Util.areEqual(owner, other.owner) && Arrays.equals(privateData, other.privateData);
} }
@Override @Override
public int hashCode() { public int hashCode() {
int result = id != null ? id.hashCode() : 0; int result = 17;
result = 31 * result + (owner != null ? owner.hashCode() : 0); result = 31 * result + (owner != null ? owner.hashCode() : 0);
result = 31 * result + Arrays.hashCode(privateData); result = 31 * result + Arrays.hashCode(privateData);
return result; return result;
@ -63,24 +64,22 @@ public final class PrivFrame extends Id3Frame {
@Override @Override
public void writeToParcel(Parcel dest, int flags) { public void writeToParcel(Parcel dest, int flags) {
dest.writeString(id);
dest.writeString(owner); dest.writeString(owner);
dest.writeByteArray(privateData); dest.writeByteArray(privateData);
} }
public static final Parcelable.Creator<PrivFrame> CREATOR = public static final Parcelable.Creator<PrivFrame> CREATOR = new Parcelable.Creator<PrivFrame>() {
new Parcelable.Creator<PrivFrame>() {
@Override @Override
public PrivFrame createFromParcel(Parcel in) { public PrivFrame createFromParcel(Parcel in) {
return new PrivFrame(in); return new PrivFrame(in);
} }
@Override @Override
public PrivFrame[] newArray(int size) { public PrivFrame[] newArray(int size) {
return new PrivFrame[size]; return new PrivFrame[size];
} }
}; };
} }

25
library/src/main/java/com/google/android/exoplayer2/metadata/id3/TextInformationFrame.java
View file

@ -17,6 +17,7 @@ package com.google.android.exoplayer2.metadata.id3;
import android.os.Parcel; import android.os.Parcel;
import android.os.Parcelable; import android.os.Parcelable;
import com.google.android.exoplayer2.util.Util;
/** /**
* Text information ("T000" - "TZZZ", excluding "TXXX") ID3 frame. * Text information ("T000" - "TZZZ", excluding "TXXX") ID3 frame.
@ -30,25 +31,27 @@ public final class TextInformationFrame extends Id3Frame {
this.description = description; this.description = description;
} }
public TextInformationFrame(Parcel in) { /* package */ TextInformationFrame(Parcel in) {
super(in); super(in.readString());
description = in.readString(); description = in.readString();
} }
@Override @Override
public boolean equals(Object o) { public boolean equals(Object obj) {
if (this == o) return true; if (this == obj) {
if (o == null || getClass() != o.getClass()) return false; return true;
}
TextInformationFrame that = (TextInformationFrame) o; if (obj == null || getClass() != obj.getClass()) {
return false;
if (id != null ? !id.equals(that.id) : that.id != null) return false; }
return description != null ? description.equals(that.description) : that.description == null; TextInformationFrame other = (TextInformationFrame) obj;
return id.equals(other.id) && Util.areEqual(description, other.description);
} }
@Override @Override
public int hashCode() { public int hashCode() {
int result = id != null ? id.hashCode() : 0; int result = 17;
result = 31 * result + id.hashCode();
result = 31 * result + (description != null ? description.hashCode() : 0); result = 31 * result + (description != null ? description.hashCode() : 0);
return result; return result;
} }

46
library/src/main/java/com/google/android/exoplayer2/metadata/id3/TxxxFrame.java
View file

@ -17,6 +17,7 @@ package com.google.android.exoplayer2.metadata.id3;
import android.os.Parcel; import android.os.Parcel;
import android.os.Parcelable; import android.os.Parcelable;
import com.google.android.exoplayer2.util.Util;
/** /**
* TXXX (User defined text information) ID3 frame. * TXXX (User defined text information) ID3 frame.
@ -34,28 +35,27 @@ public final class TxxxFrame extends Id3Frame {
this.value = value; this.value = value;
} }
public TxxxFrame(Parcel in) { /* package */ TxxxFrame(Parcel in) {
super(in); super(ID);
description = in.readString(); description = in.readString();
value = in.readString(); value = in.readString();
} }
@Override @Override
public boolean equals(Object o) { public boolean equals(Object obj) {
if (this == o) return true; if (this == obj) {
if (o == null || getClass() != o.getClass()) return false; return true;
}
TxxxFrame that = (TxxxFrame) o; if (obj == null || getClass() != obj.getClass()) {
if (id != null ? !id.equals(that.id) : that.id != null) return false;
if (description != null ? !description.equals(that.description) : that.description != null)
return false; return false;
return value != null ? value.equals(that.value) : that.value == null; }
TxxxFrame other = (TxxxFrame) obj;
return Util.areEqual(description, other.description) && Util.areEqual(value, other.value);
} }
@Override @Override
public int hashCode() { public int hashCode() {
int result = id != null ? id.hashCode() : 0; int result = 17;
result = 31 * result + (description != null ? description.hashCode() : 0); result = 31 * result + (description != null ? description.hashCode() : 0);
result = 31 * result + (value != null ? value.hashCode() : 0); result = 31 * result + (value != null ? value.hashCode() : 0);
return result; return result;
@ -63,24 +63,22 @@ public final class TxxxFrame extends Id3Frame {
@Override @Override
public void writeToParcel(Parcel dest, int flags) { public void writeToParcel(Parcel dest, int flags) {
dest.writeString(id);
dest.writeString(description); dest.writeString(description);
dest.writeString(value); dest.writeString(value);
} }
public static final Parcelable.Creator<TxxxFrame> CREATOR = public static final Parcelable.Creator<TxxxFrame> CREATOR = new Parcelable.Creator<TxxxFrame>() {
new Parcelable.Creator<TxxxFrame>() {
@Override @Override
public TxxxFrame createFromParcel(Parcel in) { public TxxxFrame createFromParcel(Parcel in) {
return new TxxxFrame(in); return new TxxxFrame(in);
} }
@Override @Override
public TxxxFrame[] newArray(int size) { public TxxxFrame[] newArray(int size) {
return new TxxxFrame[size]; return new TxxxFrame[size];
} }
}; };
} }