X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=srcjar_unused%2Forg%2Fjson%2Fsimple%2Fparser%2FContentHandler.java;fp=srcjar_unused%2Forg%2Fjson%2Fsimple%2Fparser%2FContentHandler.java;h=056a85c482861226b24c3f3d25c249b4486e76d8;hb=4f30214e8098748469c6a4269ac2ed6c5750e4b0;hp=0000000000000000000000000000000000000000;hpb=9dabc02511e3a334a5749a504f57f69d6c9017bd;p=jalview.git diff --git a/srcjar_unused/org/json/simple/parser/ContentHandler.java b/srcjar_unused/org/json/simple/parser/ContentHandler.java new file mode 100644 index 0000000..056a85c --- /dev/null +++ b/srcjar_unused/org/json/simple/parser/ContentHandler.java @@ -0,0 +1,110 @@ +package org.json.simple.parser; + +import java.io.IOException; + +/** + * A simplified and stoppable SAX-like content handler for stream processing of JSON text. + * + * @see org.xml.sax.ContentHandler + * @see org.json.simple.parser.JSONParser#parse(java.io.Reader, ContentHandler, boolean) + * + * @author FangYidong + */ +public interface ContentHandler { + /** + * Receive notification of the beginning of JSON processing. + * The parser will invoke this method only once. + * + * @throws ParseException + * - JSONParser will stop and throw the same exception to the caller when receiving this exception. + */ + void startJSON() throws ParseException, IOException; + + /** + * Receive notification of the end of JSON processing. + * + * @throws ParseException + */ + void endJSON() throws ParseException, IOException; + + /** + * Receive notification of the beginning of a JSON object. + * + * @return false if the handler wants to stop parsing after return. + * @throws ParseException + * - JSONParser will stop and throw the same exception to the caller when receiving this exception. + * @see #endJSON + */ + boolean startObject() throws ParseException, IOException; + + /** + * Receive notification of the end of a JSON object. + * + * @return false if the handler wants to stop parsing after return. + * @throws ParseException + * + * @see #startObject + */ + boolean endObject() throws ParseException, IOException; + + /** + * Receive notification of the beginning of a JSON object entry. + * + * @param key - Key of a JSON object entry. + * + * @return false if the handler wants to stop parsing after return. + * @throws ParseException + * + * @see #endObjectEntry + */ + boolean startObjectEntry(String key) throws ParseException, IOException; + + /** + * Receive notification of the end of the value of previous object entry. + * + * @return false if the handler wants to stop parsing after return. + * @throws ParseException + * + * @see #startObjectEntry + */ + boolean endObjectEntry() throws ParseException, IOException; + + /** + * Receive notification of the beginning of a JSON array. + * + * @return false if the handler wants to stop parsing after return. + * @throws ParseException + * + * @see #endArray + */ + boolean startArray() throws ParseException, IOException; + + /** + * Receive notification of the end of a JSON array. + * + * @return false if the handler wants to stop parsing after return. + * @throws ParseException + * + * @see #startArray + */ + boolean endArray() throws ParseException, IOException; + + /** + * Receive notification of the JSON primitive values: + * java.lang.String, + * java.lang.Number, + * java.lang.Boolean + * null + * + * @param value - Instance of the following: + * java.lang.String, + * java.lang.Number, + * java.lang.Boolean + * null + * + * @return false if the handler wants to stop parsing after return. + * @throws ParseException + */ + boolean primitive(Object value) throws ParseException, IOException; + +}