org.keycloak.jose.jws.JWSInput Maven / Gradle / Ivy
package org.keycloak.jose.jws;
import org.keycloak.util.Base64Url;
import org.keycloak.util.JsonSerialization;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
/**
* @author Bill Burke
* @version $Revision: 1 $
*/
public class JWSInput {
String wireString;
String encodedHeader;
String encodedContent;
String encodedSignature;
JWSHeader header;
byte[] content;
byte[] signature;
public JWSInput(String wire) {
this.wireString = wire;
String[] parts = wire.split("\\.");
if (parts.length < 2 || parts.length > 3) throw new IllegalArgumentException("Parsing error");
encodedHeader = parts[0];
encodedContent = parts[1];
try {
content = Base64Url.decode(encodedContent);
if (parts.length > 2) {
encodedSignature = parts[2];
signature = Base64Url.decode(encodedSignature);
}
byte[] headerBytes = Base64Url.decode(encodedHeader);
header = JsonSerialization.readValue(headerBytes, JWSHeader.class);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public String getWireString() {
return wireString;
}
public String getEncodedHeader() {
return encodedHeader;
}
public String getEncodedContent() {
return encodedContent;
}
public String getEncodedSignature() {
return encodedSignature;
}
public JWSHeader getHeader() {
return header;
}
public byte[] getContent() {
return content;
}
public byte[] getSignature() {
return signature;
}
public T readJsonContent(Class type) throws IOException {
return JsonSerialization.readValue(content, type);
}
public String readContentAsString() {
try {
return new String(content, "UTF-8");
} catch (UnsupportedEncodingException e) {
throw new RuntimeException(e);
}
}
}