From 1e06c66c776e2dca217059d7d94309b0c5431a3f Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Sat, 1 Mar 2014 09:19:32 +0100 Subject: java: new helper library for the Android port --- src/java/String.hxx | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 src/java/String.hxx (limited to 'src/java/String.hxx') diff --git a/src/java/String.hxx b/src/java/String.hxx new file mode 100644 index 000000000..a58385f50 --- /dev/null +++ b/src/java/String.hxx @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2010-2011 Max Kellermann + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef JAVA_STRING_HXX +#define JAVA_STRING_HXX + +#include "Ref.hxx" + +#include + +#include +#include + +namespace Java { + /** + * Wrapper for a local "jstring" reference. + */ + class String : public LocalRef { + public: + String(JNIEnv *env, jstring value) + :LocalRef(env, value) {} + + String(JNIEnv *_env, const char *_value) + :LocalRef(_env, _env->NewStringUTF(_value)) {} + + /** + * Copy the value to the specified buffer. Truncates + * the value if it does not fit into the buffer. + * + * @return a pointer to the terminating null byte, + * nullptr on error + */ + static char *CopyTo(JNIEnv *env, jstring value, + char *buffer, size_t max_size); + + /** + * Copy the value to the specified buffer. Truncates + * the value if it does not fit into the buffer. + * + * @return a pointer to the terminating null byte, + * nullptr on error + */ + char *CopyTo(JNIEnv *env, char *buffer, size_t max_size) { + return CopyTo(env, Get(), buffer, max_size); + } + }; +} + +#endif -- cgit v1.2.3