org.teamapps.ux.resource.InputStreamResource Maven / Gradle / Ivy
/*-
* ========================LICENSE_START=================================
* TeamApps
* ---
* Copyright (C) 2014 - 2023 TeamApps.org
* ---
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* =========================LICENSE_END==================================
*/
package org.teamapps.ux.resource;
import java.io.InputStream;
import java.util.function.Supplier;
public class InputStreamResource implements Resource {
private final Supplier inputStreamSupplier;
private final String name;
private long length = -1;
public InputStreamResource(Supplier inputStreamSupplier) {
this(inputStreamSupplier, -1, null);
}
public InputStreamResource(Supplier inputStreamSupplier, String name) {
this(inputStreamSupplier, -1, name);
}
public InputStreamResource(Supplier inputStreamSupplier, long length) {
this(inputStreamSupplier, length, null);
}
public InputStreamResource(Supplier inputStreamSupplier, long length, String name) {
this.inputStreamSupplier = inputStreamSupplier;
this.length = length;
this.name = name;
}
@Override
public InputStream getInputStream() {
return inputStreamSupplier.get();
}
@Override
public long getLength() {
if (length < 0) {
length = Resource.super.getLength();
}
return this.length;
}
@Override
public String getName() {
return name;
}
}