Package com.alibaba.fastjson.parser

Examples of com.alibaba.fastjson.parser.JSONLexer

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        return true;
    }

    void parseExtra(DefaultJSONParser parser, Object object, String key) {
        final JSONLexer lexer = parser.getLexer(); // xxx
        if (!lexer.isEnabled(Feature.IgnoreNotMatch)) {
            throw new JSONException("setter not found, class " + clazz.getName() + ", property " + key);
        }

        lexer.nextTokenWithColon();
        Type type = FilterUtils.getExtratype(parser, object, key);
        Object value;
        if (type == null) {
            value = parser.parse(); // skip
        } else {
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    public ClassDerializer(){
    }

    @SuppressWarnings("unchecked")
    public <T> T deserialze(DefaultJSONParser parser, Type type, Object fieldName) {
        JSONLexer lexer = parser.getLexer();
       
        if (lexer.token() == JSONToken.NULL) {
            lexer.nextToken();
            return null;
        }
       
        if (lexer.token() != JSONToken.LITERAL_STRING) {
            throw new JSONException("expect className");
        }
        String className = lexer.stringVal();
        lexer.nextToken(JSONToken.COMMA);

        return (T) TypeUtils.loadClass(className);
    }
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    public final static NumberDeserializer instance = new NumberDeserializer();

    @SuppressWarnings("unchecked")
    public <T> T deserialze(DefaultJSONParser parser, Type clazz, Object fieldName) {
        final JSONLexer lexer = parser.getLexer();
        if (lexer.token() == JSONToken.LITERAL_INT) {
            if (clazz == double.class || clazz  == Double.class) {
                String val = lexer.numberString();
                lexer.nextToken(JSONToken.COMMA);
                return (T) Double.valueOf(Double.parseDouble(val));
            }
           
            long val = lexer.longValue();
            lexer.nextToken(JSONToken.COMMA);

            if (clazz == short.class || clazz == Short.class) {
                return (T) Short.valueOf((short) val);
            }

            if (clazz == byte.class || clazz == Byte.class) {
                return (T) Byte.valueOf((byte) val);
            }

            if (val >= Integer.MIN_VALUE && val <= Integer.MAX_VALUE) {
                return (T) Integer.valueOf((int) val);
            }
            return (T) Long.valueOf(val);
        }

        if (lexer.token() == JSONToken.LITERAL_FLOAT) {
            if (clazz == double.class || clazz == Double.class) {
                String val = lexer.numberString();
                lexer.nextToken(JSONToken.COMMA);
                return (T) Double.valueOf(Double.parseDouble(val));
            }

            BigDecimal val = lexer.decimalValue();
            lexer.nextToken(JSONToken.COMMA);

            if (clazz == short.class || clazz == Short.class) {
                return (T) Short.valueOf(val.shortValue());
            }
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        super(mapping, clazz);
    }

    @SuppressWarnings("unchecked")
    public <T> T deserialze(DefaultJSONParser parser, Type type, Object fieldName) {
        JSONLexer lexer = parser.getLexer();
       
        if (lexer.token() == JSONToken.NULL) {
            lexer.nextToken();
            return null;
        }

        if (parser.getResolveStatus() == DefaultJSONParser.TypeNameRedirect) {
            parser.setResolveStatus(DefaultJSONParser.NONE);
        } else {
            if (lexer.token() != JSONToken.LBRACE) {
                throw new JSONException("syntax error");
            }
        }

        Throwable cause = null;
        Class<?> exClass = null;
       
        if (type != null && type instanceof Class) {
          Class<?> clazz = (Class<?>) type;
          if (Throwable.class.isAssignableFrom(clazz)) {
            exClass = clazz;
          }
        }
       
        String message = null;
        StackTraceElement[] stackTrace = null;
        Map<String, Object> otherValues = new HashMap<String, Object>();

        for (;;) {
            // lexer.scanSymbol
            String key = lexer.scanSymbol(parser.getSymbolTable());

            if (key == null) {
                if (lexer.token() == JSONToken.RBRACE) {
                    lexer.nextToken(JSONToken.COMMA);
                    break;
                }
                if (lexer.token() == JSONToken.COMMA) {
                    if (lexer.isEnabled(Feature.AllowArbitraryCommas)) {
                        continue;
                    }
                }
            }

            lexer.nextTokenWithColon(JSONToken.LITERAL_STRING);

            if (JSON.DEFAULT_TYPE_KEY.equals(key)) {
                if (lexer.token() == JSONToken.LITERAL_STRING) {
                    String exClassName = lexer.stringVal();
                    exClass = TypeUtils.loadClass(exClassName);
                } else {
                    throw new JSONException("syntax error");
                }
                lexer.nextToken(JSONToken.COMMA);
            } else if ("message".equals(key)) {
                if (lexer.token() == JSONToken.NULL) {
                    message = null;
                } else if (lexer.token() == JSONToken.LITERAL_STRING) {
                    message = lexer.stringVal();
                } else {
                    throw new JSONException("syntax error");
                }
                lexer.nextToken();
            } else if ("cause".equals(key)) {
                cause = deserialze(parser, null, "cause");
            } else if ("stackTrace".equals(key)) {
                stackTrace = parser.parseObject(StackTraceElement[].class);
            } else {
                // TODO
                otherValues.put(key, parser.parse());
            }

            if (lexer.token() == JSONToken.RBRACE) {
                lexer.nextToken(JSONToken.COMMA);
                break;
            }
        }

        Throwable ex = null;
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        return (T) deserialze(parser);
    }

    @SuppressWarnings("unchecked")
    public static <T> T deserialze(DefaultJSONParser parser) {
        final JSONLexer lexer = parser.getLexer();
        if (lexer.token() == JSONToken.LITERAL_INT) {
            String val = lexer.numberString();
            lexer.nextToken(JSONToken.COMMA);
            return (T) Float.valueOf(Float.parseFloat(val));
        }

        if (lexer.token() == JSONToken.LITERAL_FLOAT) {
            float val = lexer.floatValue();
            lexer.nextToken(JSONToken.COMMA);
            return (T) Float.valueOf(val);
        }

        Object value = parser.parse();
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        return (T) deserialze(parser);
    }

    @SuppressWarnings("unchecked")
    public static <T> T deserialze(DefaultJSONParser parser) {
        final JSONLexer lexer = parser.getLexer();
        if (lexer.token() == JSONToken.LITERAL_INT) {
            String val = lexer.numberString();
            lexer.nextToken(JSONToken.COMMA);
            return (T) new BigInteger(val);
        }

        Object value = parser.parse();
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    }

    @SuppressWarnings("unchecked")
    public <T> T deserialze(DefaultJSONParser parser, Type type, Object fieldName) {
        JSONLexer lexer = parser.getLexer();
       
        if (lexer.token() == JSONToken.NULL) {
            lexer.nextToken(JSONToken.COMMA);
            return null;
        }

        if (lexer.token() != JSONToken.LBRACE && lexer.token() != JSONToken.COMMA) {
            throw new JSONException("syntax error");
        }
        lexer.nextToken();

        int size = 0, style = 0;
        String name = null;
        for (;;) {
            if (lexer.token() == JSONToken.RBRACE) {
                lexer.nextToken();
                break;
            }

            String key;
            if (lexer.token() == JSONToken.LITERAL_STRING) {
                key = lexer.stringVal();
                lexer.nextTokenWithColon(JSONToken.LITERAL_INT);
            } else {
                throw new JSONException("syntax error");
            }


            if (key.equalsIgnoreCase("name")) {
                if (lexer.token() == JSONToken.LITERAL_STRING) {
                    name = lexer.stringVal();
                    lexer.nextToken();
                } else {
                    throw new JSONException("syntax error");
                }
            } else if (key.equalsIgnoreCase("style")) {
                if (lexer.token() == JSONToken.LITERAL_INT) {
                    style = lexer.intValue();
                    lexer.nextToken();
                } else {
                    throw new JSONException("syntax error");
                }
            } else if (key.equalsIgnoreCase("size")) {
                if (lexer.token() == JSONToken.LITERAL_INT) {
                    size = lexer.intValue();
                    lexer.nextToken();
                } else {
                    throw new JSONException("syntax error");
                }
            } else {
                throw new JSONException("syntax error, " + key);
            }

            if (lexer.token() == JSONToken.COMMA) {
                lexer.nextToken(JSONToken.LITERAL_STRING);
            }
        }

        return (T) new Font(name, style, size);
    }
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        }
    }
   
    @SuppressWarnings("unchecked")
    public <T> T deserialze(DefaultJSONParser parser, Type clazz, Object fieldName) {
        final JSONLexer lexer = parser.getLexer();

        Long longObject;
        if (lexer.token() == JSONToken.LITERAL_INT) {
            long longValue = lexer.longValue();
            lexer.nextToken(JSONToken.COMMA);
            longObject = Long.valueOf(longValue);
        } else {

            Object value = parser.parse();
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        DefaultJSONParser parser = new DefaultJSONParser(text, ParserConfig.getGlobalInstance());

        JSONArray array;

        JSONLexer lexer = parser.getLexer();
        if (lexer.token() == JSONToken.NULL) {
            lexer.nextToken();
            array = null;
        } else if (lexer.token() == JSONToken.EOF) {
            array = null;
        } else {
            array = new JSONArray();
            parser.parseArray(array);
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        }

        List<T> list;

        DefaultJSONParser parser = new DefaultJSONParser(text, ParserConfig.getGlobalInstance());
        JSONLexer lexer = parser.getLexer();
        if (lexer.token() == JSONToken.NULL) {
            lexer.nextToken();
            list = null;
        } else {
            list = new ArrayList<T>();
            parser.parseArray(clazz, list);
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Related Classes of com.alibaba.fastjson.parser.JSONLexer

  • com.alibaba.fastjson.JSON
  • com.alibaba.fastjson.parser.deserializer.AbstractDateDeserializer
  • com.alibaba.fastjson.parser.deserializer.ArrayDeserializer
  • com.alibaba.fastjson.parser.deserializer.ArrayListStringDeserializer
  • com.alibaba.fastjson.parser.deserializer.ArrayListStringFieldDeserializer
  • com.alibaba.fastjson.parser.deserializer.ArrayListTypeFieldDeserializer
  • com.alibaba.fastjson.parser.deserializer.ASMJavaBeanDeserializer
  • com.alibaba.fastjson.parser.deserializer.BigDecimalDeserializer
  • com.alibaba.fastjson.parser.deserializer.BigIntegerDeserializer
  • com.alibaba.fastjson.parser.deserializer.BooleanDeserializer
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