src/main/java/mil/nga/sf/wkb/GeometryReader.java
public static GeometryCollection<Geometry> readGeometryCollection(
			ByteReader reader, boolean hasZ, boolean hasM) {

		GeometryCollection<Geometry> geometryCollection = new GeometryCollection<Geometry>(
				hasZ, hasM);

		int numGeometries = reader.readInt();

		for (int i = 0; i < numGeometries; i++) {
			Geometry geometry = readGeometry(reader, Geometry.class);
			geometryCollection.addGeometry(geometry);

		}

		return geometryCollection;
	}
public static GeometryCollection<Geometry> readGeometryCollection(
			ByteReader reader, boolean hasZ, boolean hasM) {

		GeometryCollection<Geometry> geometryCollection = new GeometryCollection<Geometry>(
				hasZ, hasM);

		int numGeometries = reader.readInt();

		for (int i = 0; i < numGeometries; i++) {
			Geometry geometry = readGeometry(reader, Geometry.class);
			geometryCollection.addGeometry(geometry);

		}

		return geometryCollection;
	}
Read a Geometry Collection

@param reader
@param hasZ
@param hasM
@return geometry collection