68 lines
1.5 KiB
Java
68 lines
1.5 KiB
Java
package org.gcube.phd;
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import java.io.StringWriter;
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import java.io.UnsupportedEncodingException;
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import org.gcube.common.resources.gcore.Resource;
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import org.gcube.common.resources.gcore.Resources;
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public class ResourceInfo<R extends Resource> implements Comparable<ResourceInfo<R>> {
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private R r;
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private String unmarshalledResource;
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private Integer size;
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public ResourceInfo(R r) {
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this.r = r;
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}
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protected String getUnmarshalledResource() {
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if(unmarshalledResource==null) {
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StringWriter stringWriter = new StringWriter();
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Resources.marshal(r, stringWriter);
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unmarshalledResource = stringWriter.toString();
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}
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return unmarshalledResource;
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}
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public String getResourceID() {
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return r.id();
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}
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public int getSize() throws UnsupportedEncodingException {
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if(size==null) {
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String unmarshalledR = getUnmarshalledResource();
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final byte[] grUTF8Bytes = unmarshalledR.getBytes("UTF-8");
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size = grUTF8Bytes.length;
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}
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return size;
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj)
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return true;
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if (obj == null)
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return false;
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if (getClass() != obj.getClass())
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return false;
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@SuppressWarnings("unchecked")
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ResourceInfo<R> other = (ResourceInfo<R>) obj;
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return this.compareTo(other)==0;
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}
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@Override
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public int hashCode() {
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final int prime = 31;
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int result = 1;
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result = prime * r.id().hashCode();
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return result;
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}
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@Override
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public int compareTo(ResourceInfo<R> other) {
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return this.r.id().compareTo(other.r.id());
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}
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}
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