| /** @name jni_string.cpp |
| |
| ----------------------------------------------------------------------------- |
| |
| |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| |
| ----------------------------------------------------------------------------- |
| |
| Description: |
| |
| ----------------------------------------------------------------------------- |
| |
| |
| 07/26/2000 Initial creation |
| |
| -------------------------------------------------------------------------- */ |
| |
| /*@{*/ /* Doc++ Group */ |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Include dependencies */ |
| /* ----------------------------------------------------------------------- */ |
| #include "uima/jni_string.hpp" |
| #include "uima/ccsid.hpp" |
| /* ----------------------------------------------------------------------- */ |
| /* Constants */ |
| /* ----------------------------------------------------------------------- */ |
| |
| /* |
| If UIMA_JNI_RELEASE_STRING_BUG is defined, the ReleaseString JNI calls |
| are done even if the GetString call did not copy the string. |
| |
| See also |
| http://www-106.ibm.com/developerworks/java/library/j-jtctips/j-jtc0117d.html |
| */ |
| #define UIMA_JNI_RELEASE_STRING_BUG |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Forward declarations */ |
| /* ----------------------------------------------------------------------- */ |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Types / Classes */ |
| /* ----------------------------------------------------------------------- */ |
| |
| /* ----------------------------------------------------------------------- */ |
| /* Implementation */ |
| /* ----------------------------------------------------------------------- */ |
| using namespace std; |
| //CosClCCSID::CosEnCCSID JNIUString::iv_enSystemCCSID = CosClCCSID::getSystemCCSID(); |
| |
| JNIStringABase::JNIStringABase(JNIEnv* jeEnv, jstring jsString) : |
| iv_jeEnv(jeEnv), |
| iv_jbCopied(false), |
| // iv_cpjcData(NULL), |
| iv_ulLength(0), |
| iv_jsString(jsString) { |
| assert( EXISTS(jeEnv) ); |
| } |
| |
| |
| JNIUString::JNIUString(JNIEnv* jeEnv, jstring jsString) : |
| JNIStringABase(jeEnv, jsString), |
| iv_cpjcData(NULL) { |
| iv_cpjcData = iv_jeEnv->GetStringChars(iv_jsString, &iv_jbCopied); |
| assert( iv_cpjcData != NULL ); |
| iv_ulLength = iv_jeEnv->GetStringLength(iv_jsString); |
| } |
| |
| JNIUString::~JNIUString() { |
| #ifndef UIMA_JNI_RELEASE_STRING_BUG |
| if (iv_jbCopied == JNI_TRUE) { |
| #endif |
| iv_jeEnv->ReleaseStringChars(iv_jsString, iv_cpjcData); |
| #ifndef UIMA_JNI_RELEASE_STRING_BUG |
| } |
| #endif |
| } |
| |
| void JNIUString::convertToSystemCodePage(string& rsResult) { |
| // Convert to default encoding for platform |
| assertWithMsg(sizeof(UChar) == sizeof(jchar), "Port required"); |
| uima::UnicodeStringRef usr((const UChar*)getData(), getLength()); |
| usr.extract(rsResult); |
| } |
| |
| |
| ////////////////////////////////////////////////////////////// |
| |
| JavaObject::JavaObject(JNIEnv* jeEnv) |
| : iv_jeEnv(jeEnv), |
| iv_jclass(NULL), |
| iv_jmidConstructor(NULL), |
| iv_jObject(NULL) { |
| assert( EXISTS(jeEnv) ); |
| } |
| |
| JavaObject::JavaObject(JNIEnv* jeEnv, char const * cpszClass, char const * cpszConstructorSignature) |
| : iv_jeEnv(jeEnv), |
| iv_jclass(NULL), |
| iv_jmidConstructor(NULL), |
| iv_jObject(NULL) { |
| assert( EXISTS(iv_jeEnv) ); |
| iv_jclass = iv_jeEnv->FindClass(cpszClass); |
| ASSERT_NO_JNI_EXCEPTION(iv_jeEnv); |
| iv_jmidConstructor = iv_jeEnv->GetMethodID(iv_jclass, "<init>", cpszConstructorSignature); |
| ASSERT_NO_JNI_EXCEPTION(iv_jeEnv); |
| } |
| |
| |
| JavaString::JavaString(JNIEnv* jeEnv, uima::UnicodeStringRef const & rulString) |
| : JavaObject(jeEnv) { |
| assertWithMsg(sizeof(jchar) == sizeof(UChar), "Port required"); |
| jchar const * cpjcData = (jchar const *) rulString.getBuffer(); |
| iv_jObject = NULL; |
| if ( cpjcData != NULL ) { |
| assert( cpjcData != NULL ); |
| jsize jsLength = (jsize) rulString.length(); |
| iv_jObject = iv_jeEnv->NewString(cpjcData, jsLength); |
| ASSERT_NO_JNI_EXCEPTION(iv_jeEnv); |
| } |
| } |
| |
| |
| /* ----------------------------------------------------------------------- */ |
| /*@}*/ /* e-o-Doc++ Group */ |
| |
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