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Enable custom Quality in the model #172

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Enable custom Quality in the model #172

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8fd4ba4
Hacked up a mutable Quality
cmahnke Dec 31, 2021
a6dba01
Fixed case handling
cmahnke Dec 31, 2021
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74 changes: 68 additions & 6 deletions src/main/java/de/digitalcollections/iiif/model/image/ImageApiProfile.java
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonValue;
import com.google.common.base.CaseFormat;
import com.google.common.base.Enums;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Lists;
import de.digitalcollections.iiif.model.MimeType;
Expand Down Expand Up @@ -54,17 +55,78 @@ public String toString() {
}
}

public enum Quality {
COLOR,
GRAY,
BITONAL,
DEFAULT;
/** See https://iiif.io/api/image/3.0/#quality */
public static class Quality {

private enum ImageApiQuality {
COLOR,
GRAY,
BITONAL,
DEFAULT,
OTHER;

@Override
public String toString() {
return CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, this.name());
}
}

/** The image is returned with all of its color information. */
public static final Quality COLOR = new Quality(ImageApiQuality.COLOR);

/** The image is returned in grayscale, where each pixel is black, white or any shade of gray in between. */
public static final Quality GRAY = new Quality(ImageApiQuality.GRAY);

/** The image returned is bitonal, where each pixel is either black or white. */
public static final Quality BITONAL = new Quality(ImageApiQuality.BITONAL);

/** The image is returned using the server’s default quality (e.g. color, gray or bitonal) for the image. */
public static final Quality DEFAULT = new Quality(ImageApiQuality.DEFAULT);

private final ImageApiQuality imageApiQuality;
private final String customQuality;

private Quality(ImageApiQuality quality) {
this.imageApiQuality = quality;
this.customQuality = null;
}

@JsonCreator
public Quality(String qualityName) {
if (!Enums.getIfPresent(ImageApiQuality.class, qualityName.toUpperCase()).isPresent()) {
this.imageApiQuality = ImageApiQuality.OTHER;
this.customQuality = qualityName.toUpperCase();
} else {
String name = qualityName.toUpperCase();
this.imageApiQuality = ImageApiQuality.valueOf(name);
this.customQuality = null;
}
}

@JsonValue
@Override
public String toString() {
return CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, this.name());
if (this.imageApiQuality == ImageApiQuality.OTHER) {
return this.customQuality.toLowerCase();
} else {
return this.imageApiQuality.toString();
}
}

@Override
public boolean equals(Object obj) {
if (!(obj instanceof Quality)) {
return false;
}
Quality other = (Quality) obj;
return Objects.equals(this.imageApiQuality, other.imageApiQuality)
&& Objects.equals(this.customQuality, other.customQuality);
}

public static Quality valueOf(String qualityName) {
return new Quality(qualityName);
}

}

public static class Feature {
Expand Down