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Check UTF-8 length of transport ID.

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akwizgran
2016-02-19 11:44:02 +00:00
parent 5a6ab9bb96
commit 9ad41ea28b
1 changed files with 7 additions and 2 deletions
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9
briar-api/src/org/briarproject/api/TransportId.java
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@@ -1,17 +1,22 @@
package org.briarproject.api; package org.briarproject.api;
import java.nio.charset.Charset;
/** /**
* Type-safe wrapper for a string that uniquely identifies a transport plugin. * Type-safe wrapper for a string that uniquely identifies a transport plugin.
*/ */
public class TransportId { public class TransportId {
/** The maximum length of transport identifier in UTF-8 bytes. */ /**
* The maximum length of transport identifier in UTF-8 bytes.
*/
public static int MAX_TRANSPORT_ID_LENGTH = 10; public static int MAX_TRANSPORT_ID_LENGTH = 10;
private final String id; private final String id;
public TransportId(String id) { public TransportId(String id) {
if (id.length() == 0 || id.length() > MAX_TRANSPORT_ID_LENGTH) byte[] b = id.getBytes(Charset.forName("UTF-8"));
if (b.length == 0 || b.length > MAX_TRANSPORT_ID_LENGTH)
throw new IllegalArgumentException(); throw new IllegalArgumentException();
this.id = id; this.id = id;
} }