我是使用gdal来读取shp的,使用gdal需要到相关的文件到项目中,主要是:

下面是正式代码:
//指定文件的名字和路径
String strVectorFile = Environment.getExternalStorageDirectory().getAbsolutePath() + "/data/cs/ky.shp";
//注册驱动
ogr.RegisterAll();
// 为了支持中文路径,请添加下面这句代码
gdal.SetConfigOption("GDAL_FILENAME_IS_UTF8", "YES");
// 为了使属性表字段支持中文,请添加下面这句
gdal.SetConfigOption("SHAPE_ENCODING", "CP936");
//读取数据,这里以ESRI的shp文件为例
String strDriverName = "ESRI Shapefile";
//创建一个文件,根据strDriverName扩展名自动判断驱动类型
Driver oDriver = ogr.GetDriverByName(strDriverName);
if (oDriver == null) {
System.out.println(strDriverName + " 驱动不可用!\n");
return;
}
DataSource dataSource = oDriver.Open(strVectorFile, 1);
File file = new File(strVectorFile.trim());
String name = file.getName();
String[] strings = name.split("\\.");
Layer layer = dataSource.GetLayer(strings[0]);
String layerName = layer.GetName();
System.out.println("图层名称:" + layerName);
SpatialReference spatialReference = layer.GetSpatialRef();
System.out.println("空间参考坐标系:" + spatialReference.GetAttrValue("AUTHORITY", 0) + spatialReference.GetAttrValue("AUTHORITY", 1));
double[] layerExtent = layer.GetExtent();
System.out.println("图层范围:minx:" + layerExtent[0] + ",maxx:" + layerExtent[1] + ",miny:" + layerExtent[2] + ",maxy:" + layerExtent[3]);
FeatureDefn featureDefn = layer.GetLayerDefn();
int fieldCount = featureDefn.GetFieldCount();
for (int i = 0; i < fieldCount; i++) {
FieldDefn fieldDefn = featureDefn.GetFieldDefn(i);
//得到属性字段类型
int fieldType = fieldDefn.GetFieldType();
String fieldTypeName = fieldDefn.GetFieldTypeName(fieldType);
//得到属性字段名称
String fieldName = fieldDefn.GetName();
fieldMap.put(fieldName, fieldTypeName);
}
long featureCount = layer.GetFeatureCount();
System.out.println("图层要素个数:" + featureCount);
}
属性字段为:











