Remove deprecated JNI bindings

Closes #1757

4 files changed, 3 insertions, 628 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 79ef17d1..62821ff9 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -7,11 +7,11 @@ TESTS = geodtest
 check_PROGRAMS = geodtest
 
 AM_CPPFLAGS =	-DPROJ_LIB=\"$(pkgdatadir)\" \
-		-DMUTEX_@MUTEX_SETTING@ @JNI_INCLUDE@ -I$(top_srcdir)/include @SQLITE3_CFLAGS@
+		-DMUTEX_@MUTEX_SETTING@ -I$(top_srcdir)/include @SQLITE3_CFLAGS@
 AM_CXXFLAGS =    @CXX_WFLAGS@ @FLTO_FLAG@
 
 include_HEADERS = proj.h proj_experimental.h proj_constants.h proj_api.h geodesic.h \
-	org_proj4_PJ.h proj_symbol_rename.h
+	 proj_symbol_rename.h
 
 EXTRA_DIST = bin_cct.cmake bin_gie.cmake bin_cs2cs.cmake \
 	bin_geod.cmake bin_proj.cmake bin_projinfo.cmake \
@@ -199,7 +199,7 @@ libproj_la_SOURCES = \
 	nad_cvt.cpp nad_init.cpp nad_intr.cpp \
 	apply_gridshift.cpp datums.cpp datum_set.cpp transform.cpp \
 	geocent.cpp geocent.h utils.cpp gridinfo.cpp gridlist.cpp \
-	jniproj.cpp mutex.cpp initcache.cpp apply_vgridshift.cpp geodesic.c \
+	mutex.cpp initcache.cpp apply_vgridshift.cpp geodesic.c \
 	strtod.cpp \
 	\
 	4D_api.cpp pipeline.cpp \
diff --git a/src/jniproj.cpp b/src/jniproj.cpp
deleted file mode 100644
index 6f441529..00000000
--- a/src/jniproj.cpp
+++ /dev/null
@@ -1,469 +0,0 @@
-/******************************************************************************
- * Project:  PROJ.4
- * Purpose:  Java/JNI wrappers for PROJ API.
- * Author:   Antonello Andrea
- *           Martin Desruisseaux
- *
- ******************************************************************************
- * Copyright (c) 2005, Andrea Antonello
- * Copyright (c) 2011, Martin Desruisseaux
- * Copyright (c) 2018, Even Rouault
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *****************************************************************************/
-
-/*!
- * \file jniproj.c
- *
- * \brief
- * Functions used by the Java Native Interface (JNI) wrappers of PROJ.
- *
- *
- * \author Antonello Andrea
- * \date   Wed Oct 20 23:10:24 CEST 2004
- *
- * \author Martin Desruisseaux
- * \date   August 2011
- */
-
-#include "proj_config.h"
-
-#ifdef JNI_ENABLED
-
-#include <math.h>
-#include <string.h>
-#include "proj_internal.h"
-#include "org_proj4_PJ.h"
-#include <jni.h>
-
-#define PJ_FIELD_NAME "ptr"
-#define PJ_FIELD_TYPE "J"
-
-/*!
- * \brief
- * Internal method returning the address of the PJ structure wrapped by the given Java object.
- * This function looks for a field named "ptr" and of type "long" (Java signature "J") in the
- * given object.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The address of the PJ structure, or nullptr if the operation fails (for example
- *         because the "ptr" field was not found).
- */
-static PJ *getPJ(JNIEnv *env, jobject object)
-{
-    jfieldID id = env->GetFieldID(env->GetObjectClass(object), PJ_FIELD_NAME, PJ_FIELD_TYPE);
-    return (id) ? (PJ*) env->GetLongField(object, id) : nullptr;
-}
-
-/*!
- * \brief
- * Internal method returning the java.lang.Double.NaN constant value.
- * Efficiency is no a high concern for this particular method, because it
- * is used mostly when the user wrongly attempt to use a disposed PJ object.
- *
- * \param  env - The JNI environment.
- * \return The java.lang.Double.NaN constant value.
- */
-static jdouble javaNaN(JNIEnv *env)
-{
-    jclass c = env->FindClass("java/lang/Double");
-    if (c) { // Should never be nullptr, but let be paranoiac.
-        jfieldID id = env->GetStaticFieldID(c, "NaN", "D");
-        if (id) { // Should never be nullptr, but let be paranoiac.
-            return env->GetStaticDoubleField(c, id);
-        }
-    }
-    return 0.0; // Should never happen.
-}
-
-/*!
- * \brief
- * Returns the Proj4 release number.
- *
- * \param  env   - The JNI environment.
- * \return The Proj4 release number, or nullptr.
- */
-JNIEXPORT jstring JNICALL Java_org_proj4_PJ_getVersion
-  (JNIEnv *env, jclass)
-{
-    const char *desc = pj_get_release();
-    return (desc) ? env->NewStringUTF(desc) : nullptr;
-}
-
-/*!
- * \brief
- * Allocates a new PJ structure from a definition string.
- *
- * \param  env        - The JNI environment.
- * \param  definition - The string definition to be given to Proj4.
- * \return The address of the new PJ structure, or 0 in case of failure.
- */
-JNIEXPORT jlong JNICALL Java_org_proj4_PJ_allocatePJ
-  (JNIEnv *env, jclass, jstring definition)
-{
-    const char *def_utf = env->GetStringUTFChars(definition, nullptr);
-    if (!def_utf) return 0; /* OutOfMemoryError already thrown. */
-    PJ *pj = pj_init_plus(def_utf);
-    env->ReleaseStringUTFChars(definition, def_utf);
-    return (jlong) pj;
-}
-
-/*!
- * \brief
- * Allocates a new geographic PJ structure from an existing one.
- *
- * \param  env       - The JNI environment.
- * \param  projected - The PJ object from which to derive a new one.
- * \return The address of the new PJ structure, or 0 in case of failure.
- */
-JNIEXPORT jlong JNICALL Java_org_proj4_PJ_allocateGeoPJ
-  (JNIEnv *env, jclass, jobject projected)
-{
-    PJ *pj = getPJ(env, projected);
-    return (pj) ? (jlong) pj_latlong_from_proj(pj) : 0;
-}
-
-/*!
- * \brief
- * Returns the definition string.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The definition string.
- */
-JNIEXPORT jstring JNICALL Java_org_proj4_PJ_getDefinition
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    if (pj) {
-        char *desc = pj_get_def(pj, 0);
-        if (desc) {
-            jstring str = env->NewStringUTF(desc);
-            pj_dalloc(desc);
-            return str;
-        }
-    }
-    return nullptr;
-}
-
-/*!
- * \brief
- * Returns the description associated to the PJ structure.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The description associated to the PJ structure.
- */
-JNIEXPORT jstring JNICALL Java_org_proj4_PJ_toString
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    if (pj) {
-        const char *desc = pj->descr;
-        if (desc) {
-            return env->NewStringUTF(desc);
-        }
-    }
-    return nullptr;
-}
-
-/*!
- * \brief
- * Returns the CRS type as one of the PJ.Type enum: GEOGRAPHIC, GEOCENTRIC or PROJECTED.
- * This function should never return nullptr, unless class or fields have been renamed in
- * such a way that we can not find anymore the expected enum values.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The CRS type as one of the PJ.Type enum.
- */
-JNIEXPORT jobject JNICALL Java_org_proj4_PJ_getType
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    if (pj) {
-        const char *type;
-        if (pj_is_latlong(pj)) {
-            type = "GEOGRAPHIC";
-        } else if (pj_is_geocent(pj)) {
-            type = "GEOCENTRIC";
-        } else {
-            type = "PROJECTED";
-        }
-        jclass c = env->FindClass("org/proj4/PJ$Type");
-        if (c) {
-            jfieldID id = env->GetStaticFieldID(c, type, "Lorg/proj4/PJ$Type;");
-            if (id) {
-                return env->GetStaticObjectField(c, id);
-            }
-        }
-    }
-    return nullptr;
-}
-
-/*!
- * \brief
- * Returns the semi-major axis length.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The semi-major axis length.
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getSemiMajorAxis
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    return pj ? pj->a_orig : javaNaN(env);
-}
-
-/*!
- * \brief
- * Computes the semi-minor axis length from the semi-major axis length and the eccentricity
- * squared.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The semi-minor axis length.
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getSemiMinorAxis
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    if (!pj) return javaNaN(env);
-    double a = pj->a_orig;
-    return sqrt(a*a * (1.0 - pj->es_orig));
-}
-
-/*!
- * \brief
- * Returns the eccentricity squared.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The eccentricity.
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getEccentricitySquared
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    return pj ? pj->es_orig : javaNaN(env);
-}
-
-/*!
- * \brief
- * Returns an array of character indicating the direction of each axis.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The axis directions.
- */
-JNIEXPORT jcharArray JNICALL Java_org_proj4_PJ_getAxisDirections
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    if (pj) {
-        int length = static_cast<int>(strlen(pj->axis));
-        jcharArray array = env->NewCharArray(length);
-        if (array) {
-            jchar* axis = env->GetCharArrayElements(array, nullptr);
-            if (axis) {
-                /* Don't use memcp because the type may not be the same. */
-                int i;
-                for (i=0; i<length; i++) {
-                    axis[i] = pj->axis[i];
-                }
-                env->ReleaseCharArrayElements(array, axis, 0);
-            }
-            return array;
-        }
-    }
-    return nullptr;
-}
-
-/*!
- * \brief
- * Longitude of the prime meridian measured from the Greenwich meridian, positive eastward.
- *
- * \param env    - The JNI environment.
- * \param object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The prime meridian longitude, in degrees.
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getGreenwichLongitude
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    return (pj) ? (pj->from_greenwich)*(180/M_PI) : javaNaN(env);
-}
-
-/*!
- * \brief
- * Returns the conversion factor from linear units to metres.
- *
- * \param env      - The JNI environment.
- * \param object   - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \param vertical - JNI_FALSE for horizontal axes, or JNI_TRUE for the vertical axis.
- * \return The conversion factor to metres.
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getLinearUnitToMetre
-  (JNIEnv *env, jobject object, jboolean vertical)
-{
-    PJ *pj = getPJ(env, object);
-    if (pj) {
-        return (vertical) ? pj->vto_meter : pj->to_meter;
-    }
-    return javaNaN(env);
-}
-
-/*!
- * \brief
- * Converts input values from degrees to radians before coordinate operation, or the output
- * values from radians to degrees after the coordinate operation.
- *
- * \param pj        - The PROJ.4 PJ structure.
- * \param data      - The coordinate array to transform.
- * \param numPts    - Number of points to transform.
- * \param dimension - Dimension of points in the coordinate array.
- * \param factor    - The scale factor to apply: M_PI/180 for inputs or 180/M_PI for outputs.
- */
-static void convertAngularOrdinates(PJ *pj, double* data, jint numPts, int dimension, double factor) {
-    int dimToSkip;
-    if (pj_is_latlong(pj)) {
-        /* Convert only the 2 first ordinates and skip all the other dimensions. */
-        dimToSkip = dimension - 2;
-    } else {
-        /* Not a geographic CRS: nothing to convert. */
-        return;
-    }
-    double *stop = data + dimension*numPts;
-    if (dimToSkip > 0) {
-        while (data != stop) {
-            (*data++) *= factor;
-            (*data++) *= factor;
-            data += dimToSkip;
-        }
-    } else {
-        while (data != stop) {
-            (*data++) *= factor;
-        }
-    }
-}
-
-/*!
- * \brief
- * Transforms in-place the coordinates in the given array.
- *
- * \param env         - The JNI environment.
- * \param object      - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \param target      - The target CRS.
- * \param dimension   - The dimension of each coordinate value. Must be equals or greater than 2.
- * \param coordinates - The coordinates to transform, as a sequence of (x,y,<z>,...) tuples.
- * \param offset      - Offset of the first coordinate in the given array.
- * \param numPts      - Number of points to transform.
- */
-JNIEXPORT void JNICALL Java_org_proj4_PJ_transform
-  (JNIEnv *env, jobject object, jobject target, jint dimension, jdoubleArray coordinates, jint offset, jint numPts)
-{
-    if (!target || !coordinates) {
-        jclass c = env->FindClass("java/lang/NullPointerException");
-        if (c) env->ThrowNew(c, "The target CRS and the coordinates array can not be null.");
-        return;
-    }
-    if (dimension < 2 || dimension > org_proj4_PJ_DIMENSION_MAX) { /* Arbitrary upper value for catching potential misuse. */
-        jclass c = env->FindClass("java/lang/IllegalArgumentException");
-        if (c) env->ThrowNew(c, "Illegal number of dimensions.");
-        return;
-    }
-    if ((offset < 0) || (numPts < 0) || (offset + dimension*numPts) > env->GetArrayLength(coordinates)) {
-        jclass c = env->FindClass("java/lang/ArrayIndexOutOfBoundsException");
-        if (c) env->ThrowNew(c, "Illegal offset or illegal number of points.");
-        return;
-    }
-    PJ *src_pj = getPJ(env, object);
-    PJ *dst_pj = getPJ(env, target);
-    if (src_pj && dst_pj) {
-        /* Using GetPrimitiveArrayCritical/ReleasePrimitiveArrayCritical rather than
-           GetDoubleArrayElements/ReleaseDoubleArrayElements increase the chances that
-           the JVM returns direct reference to its internal array without copying data.
-           However we must promise to run the "critical" code fast, to not make any
-           system call that may wait for the JVM and to not invoke any other JNI method. */
-        double *data = static_cast<double*>(env->GetPrimitiveArrayCritical(coordinates, nullptr));
-        if (data) {
-            double *x = data + offset;
-            double *y = x + 1;
-            double *z = (dimension >= 3) ? y+1 : nullptr;
-            convertAngularOrdinates(src_pj, x, numPts, dimension, M_PI/180);
-            int err = pj_transform(src_pj, dst_pj, numPts, dimension, x, y, z);
-            convertAngularOrdinates(dst_pj, x, numPts, dimension, 180/M_PI);
-            env->ReleasePrimitiveArrayCritical(coordinates, data, 0);
-            if (err) {
-                jclass c = env->FindClass("org/proj4/PJException");
-                if (c) env->ThrowNew(c, pj_strerrno(err));
-            }
-        }
-    }
-}
-
-/*!
- * \brief
- * Returns a description of the last error that occurred, or nullptr if none.
- *
- * \param  env    - The JNI environment.
- * \param  object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- * \return The last error, or nullptr.
- */
-JNIEXPORT jstring JNICALL Java_org_proj4_PJ_getLastError
-  (JNIEnv *env, jobject object)
-{
-    PJ *pj = getPJ(env, object);
-    if (pj) {
-        int err = pj_ctx_get_errno(pj->ctx);
-        if (err) {
-            return env->NewStringUTF(pj_strerrno(err));
-        }
-    }
-    return nullptr;
-}
-
-/*!
- * \brief
- * Deallocate the PJ structure. This method is invoked by the garbage collector exactly once.
- * This method will also set the Java "ptr" final field to 0 as a safety. In theory we are not
- * supposed to change the value of a final field. But no Java code should use this field, and
- * the PJ object is being garbage collected anyway. We set the field to 0 as a safety in case
- * some user invoked the finalize() method explicitly despite our warning in the Javadoc to
- * never do such thing.
- *
- * \param env    - The JNI environment.
- * \param object - The Java object wrapping the PJ structure (not allowed to be nullptr).
- */
-JNIEXPORT void JNICALL Java_org_proj4_PJ_finalize
-  (JNIEnv *env, jobject object)
-{
-    jfieldID id = env->GetFieldID(env->GetObjectClass(object), PJ_FIELD_NAME, PJ_FIELD_TYPE);
-    if (id) {
-        PJ *pj = (PJ*) env->GetLongField(object, id);
-        if (pj) {
-            env->SetLongField(object, id, (jlong) 0);
-            pj_free(pj);
-        }
-    }
-}
-
-#endif
diff --git a/src/lib_proj.cmake b/src/lib_proj.cmake
index bc27bafe..2e470683 100644
--- a/src/lib_proj.cmake
+++ b/src/lib_proj.cmake
@@ -245,7 +245,6 @@ set(SRC_LIBPROJ_CORE
   initcache.cpp
   internal.cpp
   inv.cpp
-  jniproj.cpp
   list.cpp
   log.cpp
   malloc.cpp
@@ -321,26 +320,6 @@ source_group("CMake Files" FILES CMakeLists.txt)
 add_definitions(-DPROJ_LIB="${CMAKE_INSTALL_PREFIX}/${DATADIR}")
 
 #################################################
-## java wrapping with jni
-#################################################
-option(JNI_SUPPORT "Build support of java/jni wrapping for proj library" OFF)
-find_package(JNI QUIET)
-if(JNI_SUPPORT AND NOT JNI_FOUND)
-  message(FATAL_ERROR "jni support is required but jni is not found")
-endif()
-boost_report_value(JNI_SUPPORT)
-if(JNI_SUPPORT)
-  set(SRC_LIBPROJ_CORE
-    ${SRC_LIBPROJ_CORE} jniproj.cpp)
-  set(HEADERS_LIBPROJ
-    ${HEADERS_LIBPROJ} org_proj4_PJ.h)
-  source_group("Source Files\\JNI" FILES ${SRC_LIBPROJ_JNI})
-  add_definitions(-DJNI_ENABLED)
-  include_directories(${JNI_INCLUDE_DIRS})
-  boost_report_value(JNI_INCLUDE_DIRS)
-endif()
-
-#################################################
 ## targets: libproj and proj_config.h
 #################################################
 set(ALL_LIBPROJ_SOURCES
diff --git a/src/org_proj4_PJ.h b/src/org_proj4_PJ.h
deleted file mode 100644
index be5d3f58..00000000
--- a/src/org_proj4_PJ.h
+++ /dev/null
@@ -1,135 +0,0 @@
-/* DO NOT EDIT THIS FILE - it is machine generated */
-#include <jni.h>
-/* Header for class org_proj4_PJ */
-
-#ifndef _Included_org_proj4_PJ
-#define _Included_org_proj4_PJ
-#ifdef __cplusplus
-extern "C" {
-#endif
-#undef org_proj4_PJ_DIMENSION_MAX
-#define org_proj4_PJ_DIMENSION_MAX 100L
-/*
- * Class:     org_proj4_PJ
- * Method:    allocatePJ
- * Signature: (Ljava/lang/String;)J
- */
-JNIEXPORT jlong JNICALL Java_org_proj4_PJ_allocatePJ
-  (JNIEnv *, jclass, jstring);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    allocateGeoPJ
- * Signature: (Lorg/proj4/PJ;)J
- */
-JNIEXPORT jlong JNICALL Java_org_proj4_PJ_allocateGeoPJ
-  (JNIEnv *, jclass, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getVersion
- * Signature: ()Ljava/lang/String;
- */
-JNIEXPORT jstring JNICALL Java_org_proj4_PJ_getVersion
-  (JNIEnv *, jclass);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getDefinition
- * Signature: ()Ljava/lang/String;
- */
-JNIEXPORT jstring JNICALL Java_org_proj4_PJ_getDefinition
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getType
- * Signature: ()Lorg/proj4/PJ/Type;
- */
-JNIEXPORT jobject JNICALL Java_org_proj4_PJ_getType
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getSemiMajorAxis
- * Signature: ()D
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getSemiMajorAxis
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getSemiMinorAxis
- * Signature: ()D
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getSemiMinorAxis
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getEccentricitySquared
- * Signature: ()D
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getEccentricitySquared
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getAxisDirections
- * Signature: ()[C
- */
-JNIEXPORT jcharArray JNICALL Java_org_proj4_PJ_getAxisDirections
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getGreenwichLongitude
- * Signature: ()D
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getGreenwichLongitude
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getLinearUnitToMetre
- * Signature: (Z)D
- */
-JNIEXPORT jdouble JNICALL Java_org_proj4_PJ_getLinearUnitToMetre
-  (JNIEnv *, jobject, jboolean);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    transform
- * Signature: (Lorg/proj4/PJ;I[DII)V
- */
-JNIEXPORT void JNICALL Java_org_proj4_PJ_transform
-  (JNIEnv *, jobject, jobject, jint, jdoubleArray, jint, jint);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    getLastError
- * Signature: ()Ljava/lang/String;
- */
-JNIEXPORT jstring JNICALL Java_org_proj4_PJ_getLastError
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    toString
- * Signature: ()Ljava/lang/String;
- */
-JNIEXPORT jstring JNICALL Java_org_proj4_PJ_toString
-  (JNIEnv *, jobject);
-
-/*
- * Class:     org_proj4_PJ
- * Method:    finalize
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_org_proj4_PJ_finalize
-  (JNIEnv *, jobject);
-
-#ifdef __cplusplus
-}
-#endif
-#endif