com.blitline.image.Function Maven / Gradle / Ivy
package com.blitline.image;
import java.util.Collection;
import java.util.Map;
import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.annotation.JsonFormat.Shape;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonInclude.Include;
import com.fasterxml.jackson.databind.PropertyNamingStrategy;
import com.fasterxml.jackson.databind.annotation.JsonNaming;
/**
* A Blitline image-processing function. Implementing classes are expected to ensure that their required parameters are collected
* and to expose all parameters in the {@code params} {@code Map} property with the Blitline parameter name as the key and a value
* that is serializable to a sensible JSON value.
*
* @author Christopher Smith
*
*/
@JsonNaming(PropertyNamingStrategy.LowerCaseWithUnderscoresStrategy.class)
@JsonInclude(Include.NON_EMPTY)
@JsonFormat(shape = Shape.STRING)
public interface Function {
String getName();
Map getParams();
Collection getFunctions();
// returns this
Function andSaveResult(String imageIdentifier);
// returns this
Function andSaveResultTo(SavedImage location);
// returns this
Function thenApply(Function... functions);
}