Examples with OtpErlangAtom com.ericsson.otp.erlang.OtpErlangAtom used on opensource projects

Example 6 with OtpErlangAtom

use of com.ericsson.otp.erlang.OtpErlangAtom in project erlide_eclipse by erlang.

the class OtpParser method parse.

private static OtpErlangObject parse(final List<Token> tokens) throws OtpParserException {
    if (tokens.isEmpty()) {
        return null;
    }
    OtpErlangObject result = null;
    final Token t = tokens.remove(0);
    final String text = t.text;
    if (text == null) {
        throw new OtpParserException("null token" + t.toString());
    }
    switch(t.kind) {
        case ATOM:
            result = new OtpErlangAtom(text);
            break;
        case VARIABLE:
            result = new OtpPatternVariable(text);
            break;
        case STRING:
            result = new OtpErlangString(text);
            break;
        case INTEGER:
            result = new OtpErlangLong(Long.parseLong(text));
            break;
        case PLACEHOLDER:
            result = new OtpFormatPlaceholder(text);
            break;
        case TUPLESTART:
            result = OtpParser.parseTuple(tokens, new Stack<>());
            break;
        case TUPLEEND:
            throw new OtpParserException("unexpected " + t.toString());
        case LISTSTART:
            result = OtpParser.parseList(tokens, new Stack<>(), null);
            break;
        case LISTEND:
            throw new OtpParserException("unexpected " + t.toString());
        case MAP:
            result = OtpParser.parseMap(tokens, new Stack<>());
            break;
        case COMMA:
            throw new OtpParserException("unexpected " + t.toString());
        default:
            throw new OtpParserException("unknown token" + t.toString());
    }
    return result;
}

Example 7 with OtpErlangAtom

use of com.ericsson.otp.erlang.OtpErlangAtom in project erlide_eclipse by erlang.

the class TypeConverter method cvtString.

private static String cvtString(final OtpErlangObject obj) throws SignatureException {
    if (obj instanceof OtpErlangString) {
        return ((OtpErlangString) obj).stringValue();
    }
    if (obj instanceof OtpErlangAtom) {
        return ((OtpErlangAtom) obj).atomValue();
    }
    if (obj instanceof OtpErlangBinary) {
        return new String(((OtpErlangBinary) obj).binaryValue());
    }
    if (obj instanceof OtpErlangList) {
        final StringBuilder res = new StringBuilder();
        for (final OtpErlangObject el : (OtpErlangList) obj) {
            if (el instanceof OtpErlangLong) {
                final long l = ((OtpErlangLong) el).longValue();
                res.append((char) (l & 0xFFFF));
            } else {
                res.append(TypeConverter.erlang2java(el, String.class));
            }
        }
        return res.toString();
    }
    throw new SignatureException(TypeConverter.WRONG_ARG_TYPE + obj.getClass().getName() + TypeConverter.CANT_CONVERT_TO + "String");
}

Example 8 with OtpErlangAtom

use of com.ericsson.otp.erlang.OtpErlangAtom in project erlide_eclipse by erlang.

the class TypeConverter method java2erlang.

@SuppressWarnings("boxing")
public static OtpErlangObject java2erlang(final Object obj, final Signature type) throws SignatureException {
    if (type.kind == 'x') {
        return TypeConverter.java2erlang(obj);
    }
    if (obj instanceof String) {
        return TypeConverter.cvtString(obj, type);
    }
    if (obj instanceof Character) {
        if (type.kind == 'i') {
            return new OtpErlangChar((Character) obj);
        }
        TypeConverter.failConversion(obj, type);
    }
    if (obj instanceof Number) {
        return TypeConverter.cvtNumber(obj, type);
    }
    if (obj instanceof Boolean) {
        if (type.kind == 'o') {
            return new OtpErlangAtom((Boolean) obj ? "true" : "false");
        }
        TypeConverter.failConversion(obj, type);
    }
    if (obj instanceof Collection<?>) {
        if (type.kind == 'l') {
            final Object[] v = ((Collection<?>) obj).toArray(new Object[] {});
            final OtpErlangObject[] vv = new OtpErlangObject[v.length];
            for (int i = 0; i < v.length; i++) {
                vv[i] = TypeConverter.java2erlang(v[i], type.content[0]);
            }
            return new OtpErlangList(vv);
        }
        TypeConverter.failConversion(obj, type);
    }
    if (obj instanceof Map<?, ?>) {
        if (type.kind == 'm') {
            @SuppressWarnings("unchecked") final Map<OtpErlangObject, OtpErlangObject> map = (Map<OtpErlangObject, OtpErlangObject>) obj;
            final int size = map.keySet().size();
            final OtpErlangObject[] keys = map.keySet().toArray(new OtpErlangObject[size]);
            final OtpErlangObject[] values = new OtpErlangObject[size];
            for (int i = 0; i < size; i++) {
                values[i] = map.get(keys[i]);
            }
            return new OtpErlangMap(keys, values);
        }
        TypeConverter.failConversion(obj, type);
    }
    if (obj instanceof OtpErlangPid) {
        return (OtpErlangPid) obj;
    }
    if (obj instanceof OtpErlangRef) {
        return (OtpErlangObject) obj;
    }
    if (obj instanceof OtpErlangBinary) {
        return (OtpErlangObject) obj;
    }
    if (obj instanceof OtpErlangObject) {
        TypeConverter.checkConversion(obj);
        return (OtpErlangObject) obj;
    }
    if (obj instanceof IConvertible) {
        return ((IConvertible) obj).toErlangObject();
    }
    if (obj != null && obj.getClass().isArray()) {
        final int len = Array.getLength(obj);
        // Class<?> component = obj.getClass().getComponentType();
        if (type.kind == 'b') {
            // TODO we can convert more things to binaries
            return new OtpErlangBinary(obj);
        }
        if (type.kind == 'l') {
            final OtpErlangObject[] vv = new OtpErlangObject[len];
            for (int i = 0; i < len; i++) {
                vv[i] = TypeConverter.java2erlang(Array.get(obj, i), type.content[0]);
            }
            return new OtpErlangList(vv);
        } else if (type.kind == 't') {
            final OtpErlangObject[] vv = new OtpErlangObject[len];
            for (int i = 0; i < len; i++) {
                vv[i] = TypeConverter.java2erlang(Array.get(obj, i), type.content[i]);
            }
            return new OtpErlangTuple(vv);
        } else {
            TypeConverter.failConversion(obj, type);
        }
    }
    if (type.kind == 's' && obj != null) {
        return new OtpErlangString(obj.toString());
    }
    if (type.kind == 'b' && obj != null) {
        return new OtpErlangBinary(obj.toString().getBytes());
    }
    TypeConverter.failConversion(obj, type);
    return null;
}

Example 9 with OtpErlangAtom

use of com.ericsson.otp.erlang.OtpErlangAtom in project erlide_eclipse by erlang.

the class TypeConverter method mapToProplist.

public static OtpErlangObject mapToProplist(final Map<String, OtpErlangObject> map) {
    final Set<Entry<String, OtpErlangObject>> v = map.entrySet();
    final OtpErlangObject[] vv = new OtpErlangObject[v.size()];
    int i = 0;
    for (final Entry<String, OtpErlangObject> entry : v) {
        final OtpErlangAtom key = new OtpErlangAtom(entry.getKey());
        final OtpErlangObject value = entry.getValue();
        vv[i] = OtpErlang.mkTuple(key, value);
        i++;
    }
    return new OtpErlangList(vv);
}

Example 10 with OtpErlangAtom

use of com.ericsson.otp.erlang.OtpErlangAtom in project erlide_eclipse by erlang.

the class ErlangProcess method addStackTrace.

private void addStackTrace(final OtpErlangTuple savedStackTrace) {
    try {
        final OtpBindings bind = OtpErlang.match("{saved_stacktrace, _,STrace}", savedStackTrace);
        if (bind != null) {
            final Collection<OtpErlangObject> trace = bind.getList("STrace");
            for (final OtpErlangObject oframe : trace) {
                final OtpErlangTuple frame = (OtpErlangTuple) oframe;
                final OtpErlangAtom m = (OtpErlangAtom) frame.elementAt(0);
                final OtpErlangAtom f = (OtpErlangAtom) frame.elementAt(1);
                final OtpErlangLong a = (OtpErlangLong) frame.elementAt(2);
                try {
                    stackFrames.add(new ErlangUninterpretedStackFrame(m.atomValue(), new ErlangFunction(f.atomValue(), a.intValue()), this, getDebugTarget()));
                } catch (final OtpErlangRangeException e) {
                    ErlLogger.error(e);
                }
            }
        }
    } catch (final OtpParserException e1) {
        // ignore
        ErlLogger.error(e1);
    } catch (final OtpErlangException e1) {
        ErlLogger.error(e1);
    }
}