org.apache.mina.filter.ssl.KeyStoreFactory Maven / Gradle / Ivy
/**
* Copyright 2007-2015, Kaazing Corporation. All rights reserved.
*
* 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.
*/
package org.apache.mina.filter.ssl;
import java.io.BufferedInputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.cert.CertificateException;
/**
* A factory that creates and configures a new {@link KeyStore} instance.
*
* @author Apache MINA Project
*/
public class KeyStoreFactory {
private String type = "JKS";
private String provider = null;
private char[] password = null;
private byte[] data = null;
/**
* Creates a new {@link KeyStore}. This method will be called
* by the base class when Spring creates a bean using this FactoryBean.
*
* @return a new {@link KeyStore} instance.
*/
public KeyStore newInstance() throws KeyStoreException, NoSuchProviderException, NoSuchAlgorithmException, CertificateException, IOException {
if (data == null) {
throw new IllegalStateException("data property is not set.");
}
KeyStore ks;
if (provider == null) {
ks = KeyStore.getInstance(type);
} else {
ks = KeyStore.getInstance(type, provider);
}
InputStream is = new ByteArrayInputStream(data);
try {
ks.load(is, password);
} finally {
try {
is.close();
} catch (IOException ignored) {
// Do nothing
}
}
return ks;
}
/**
* Sets the type of key store to create. The default is to create a
* JKS key store.
*
* @param type the type to use when creating the key store.
* @throws IllegalArgumentException if the specified value is
* null
.
*/
public void setType(String type) {
if (type == null) {
throw new NullPointerException("type");
}
this.type = type;
}
/**
* Sets the key store password. If this value is null
no
* password will be used to check the integrity of the key store.
*
* @param password the password or null
if no password is
* needed.
*/
public void setPassword(String password) {
if (password != null) {
this.password = password.toCharArray();
} else {
this.password = null;
}
}
/**
* Sets the name of the provider to use when creating the key store. The
* default is to use the platform default provider.
*
* @param provider the name of the provider, e.g. "SUN".
*/
public void setProvider(String provider) {
this.provider = provider;
}
/**
* Sets the data which contains the key store.
*
* @param data the byte array that contains the key store
*/
public void setData(byte[] data) {
byte[] copy = new byte[data.length];
System.arraycopy(data, 0, copy, 0, data.length);
this.data = copy;
}
/**
* Sets the data which contains the key store.
*
* @param dataStream the {@link InputStream} that contains the key store
*/
private void setData(InputStream dataStream) throws IOException {
ByteArrayOutputStream out = new ByteArrayOutputStream();
try {
for (;;) {
int data = dataStream.read();
if (data < 0) {
break;
}
out.write(data);
}
setData(out.toByteArray());
} finally {
try {
dataStream.close();
} catch (IOException e) {
// Ignore.
}
}
}
/**
* Sets the data which contains the key store.
*
* @param dataFile the {@link File} that contains the key store
*/
public void setDataFile(File dataFile) throws IOException {
setData(new BufferedInputStream(new FileInputStream(dataFile)));
}
/**
* Sets the data which contains the key store.
*
* @param dataUrl the {@link URL} that contains the key store.
*/
public void setDataUrl(URL dataUrl) throws IOException {
setData(dataUrl.openStream());
}
}