src/lib/SAXContentHandler.h
author František Kučera <franta-hg@frantovo.cz>
Sat, 12 Jun 2021 18:34:19 +0200
branchv_0
changeset 4 7230e1ea0b07
parent 1 2179f13227f4
child 6 6a4a348426d9
permissions -rw-r--r--
proxy handlers forwarding events to all subordinate handlers
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
1
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     1
/**
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     2
 * Relational pipes
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     3
 * Copyright © 2021 František Kučera (Frantovo.cz, GlobalCode.info)
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     4
 *
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     5
 * This program is free software: you can redistribute it and/or modify
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     6
 * it under the terms of the GNU General Public License as published by
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     7
 * the Free Software Foundation, version 3 of the License.
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     8
 *
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
     9
 * This program is distributed in the hope that it will be useful,
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    10
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    11
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    12
 * GNU General Public License for more details.
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    13
 *
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    14
 * You should have received a copy of the GNU General Public License
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    15
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    16
 */
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    17
#pragma once
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    18
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    19
namespace relpipe {
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    20
namespace in {
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    21
namespace asn1 {
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    22
namespace lib {
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    23
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    24
class SAXContentHandler {
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    25
public:
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    26
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    27
	virtual ~SAXContentHandler() = default;
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    28
4
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    29
	virtual void abc() = 0; // FIXME: remove dummy method
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    30
	virtual void def(int a) = 0; // FIXME: remove dummy method
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    31
	virtual void ghi(int a, int b) = 0; // FIXME: remove dummy method
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    32
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    33
};
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    34
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    35
class SAXContentHandlerProxy : public SAXContentHandler {
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    36
private:
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    37
	std::vector<std::shared_ptr<SAXContentHandler>> handlers;
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    38
public:
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    39
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    40
	void addHandler(std::shared_ptr<SAXContentHandler> handler) {
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    41
		handlers.push_back(handler);
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    42
	}
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    43
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    44
#define handler for (auto ___h : handlers) ___h
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    45
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    46
	void abc() override {
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    47
		handler->abc();
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    48
	}
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    49
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    50
	void def(int a) override {
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    51
		handler->def(a);
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    52
	}
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    53
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    54
	void ghi(int a, int b) override {
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    55
		handler->ghi(a, b);
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    56
	}
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    57
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    58
#undef handler
7230e1ea0b07 proxy handlers forwarding events to all subordinate handlers
František Kučera <franta-hg@frantovo.cz>
parents: 1
diff changeset
    59
1
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    60
};
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    61
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    62
}
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    63
}
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    64
}
2179f13227f4 AbstractParser: AbstractParser, ASN1Reader, ASN1ContentHandler, SAXContentHandler, BasicASN1Reader, DOMBuildingSAXContentHandler, GenericASN1ContentHandler skeletons
František Kučera <franta-hg@frantovo.cz>
parents:
diff changeset
    65
}