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qiuchaofei
neo4jRelation
Commits
352d3355
Commit
352d3355
authored
Nov 16, 2021
by
linxu
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Merge branch 'master' of
ssh://132.232.112.242:7022/qiucf/neo4jRelation
parents
527c2ec0
06a96f10
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2 changed files
with
42 additions
and
21 deletions
+42
-21
MetaDataController.java
...adata/metadataRelation/controller/MetaDataController.java
+0
-0
MetadataServiceImpl.java
...ta/metadataRelation/service/impl/MetadataServiceImpl.java
+42
-21
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src/main/java/com/keymobile/metadata/metadataRelation/controller/MetaDataController.java
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352d3355
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src/main/java/com/keymobile/metadata/metadataRelation/service/impl/MetadataServiceImpl.java
View file @
352d3355
...
...
@@ -229,8 +229,23 @@ public class MetadataServiceImpl implements IMetadataService {
if
(
analysisId
.
contains
(
metadataId1
))
{
continue
;
}
String
impactCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId
+
"\"})-[r:Composition]->()-->()-->()<-[r1:Composition]-(b:MetaData{metadataId:\""
+
metadataId1
+
"\"})\n"
+
"RETURN p"
;
String
impactCypher
=
""
;
if
(
modelName
.
toLowerCase
().
equals
(
"table"
)
){
impactCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId
+
"\"})-[r:Composition]->()-->()-->()<-[r1:Composition]-(b:MetaData{metadataId:\""
+
metadataId1
+
"\"})\n"
+
"RETURN p"
;
}
else
if
(
modelName
.
toLowerCase
().
equals
(
"sqlscript"
)){
impactCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId
+
"\"})-[r:Execute]->()-->()-->()<-[r1:Execute]-(b:MetaData{metadataId:\""
+
metadataId1
+
"\"})\n"
+
"RETURN p"
;
}
else
if
(
modelName
.
toLowerCase
().
equals
(
"etljob"
)){
impactCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId
+
"\"})-[r:Execute]->()-[r1:Execute]->()-->()-->()<-[r2:Execute]-()<-[r3:Execute]-(b:MetaData{metadataId:\""
+
metadataId1
+
"\"})\n"
+
"RETURN p"
;
}
else
if
(
modelName
.
toLowerCase
().
equals
(
"column"
)
||
modelName
.
toLowerCase
().
equals
(
"sql"
)
){
impactCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId
+
"\"})-->()-->(b:MetaData{metadataId:\""
+
metadataId1
+
"\"})\n"
+
"RETURN p"
;
}
StatementResult
impactResult
=
session
.
run
(
impactCypher
);
if
(
impactResult
.
hasNext
())
{
logger
.
info
(
metadataId
+
" --->>"
+
metadataId1
);
...
...
@@ -242,12 +257,24 @@ public class MetadataServiceImpl implements IMetadataService {
edge
.
setEdgeId
(
""
+
count
++);
returnReslult
.
getEdges
().
add
(
edge
);
}
String
lineageCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId1
+
"\"})-[r:Composition]->() -->()-->()<-[r1:Composition]-(b:MetaData{metadataId:\""
+
metadataId
+
"\"})\n"
+
"RETURN p"
;
String
lineageCypher
=
""
;
if
(
modelName
.
toLowerCase
().
equals
(
"table"
)){
lineageCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId1
+
"\"})-[r:Composition]->() -->()-->()<-[r1:Composition]-(b:MetaData{metadataId:\""
+
metadataId
+
"\"})\n"
+
"RETURN p"
;
}
else
if
(
modelName
.
toLowerCase
().
equals
(
"sqlscript"
)){
lineageCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId1
+
"\"})-[r:Execute]->() -->()-->()<-[r1:Execute]-(b:MetaData{metadataId:\""
+
metadataId
+
"\"})\n"
+
"RETURN p"
;
}
else
if
(
modelName
.
toLowerCase
().
equals
(
"etljob"
)){
lineageCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId1
+
"\"})-[r:Execute]->()-[r1:Execute]->()-->()-->()<-[r2:Execute]-()<-[r3:Execute]-(b:MetaData{metadataId:\""
+
metadataId
+
"\"})\n"
+
"RETURN p"
;
}
else
if
(
modelName
.
toLowerCase
().
equals
(
"column"
)
||
modelName
.
toLowerCase
().
equals
(
"sql"
)
){
lineageCypher
=
"MATCH p=(a:MetaData{metadataId:\""
+
metadataId1
+
"\"})-->()-->(b:MetaData{metadataId:\""
+
metadataId
+
"\"})\n"
+
"RETURN p"
;
}
// String lineageCypher = "MATCH p=(a:MetaData{metadataId:\"" + metadataId1 + "\"})-[r:Composition]->() -->()-->()<-[r1:Composition]-(b:MetaData{metadataId:\"" + metadataId + "\"})\n" +
// "RETURN p";
StatementResult
lineageResult
=
session
.
run
(
lineageCypher
);
if
(
lineageResult
.
hasNext
())
{
logger
.
info
(
metadataId
+
"<<-- "
+
metadataId1
);
Edge
edge
=
new
Edge
();
...
...
@@ -554,23 +581,17 @@ public class MetadataServiceImpl implements IMetadataService {
@Override
public
List
<
String
>
findAllNodeTypes
()
{
Iterable
<
MetaData
>
dataIterable
=
metadataRepository
.
findAll
();
List
<
String
>
labels
=
new
ArrayList
<>();
Neo4jConfig
neo4jConfig
=
new
Neo4jConfig
();
Driver
neo4jConnection
=
neo4jConfig
.
getNeo4jConnection
();
Session
session
=
neo4jConnection
.
session
();
String
getLabels
=
" MATCH (n) RETURN distinct labels(n) as name "
;
StatementResult
result
=
session
.
run
(
getLabels
);
while
(
result
.
hasNext
())
{
Record
record
=
(
Record
)
result
.
next
();
String
labelName
=
record
.
get
(
"name"
).
toString
();
Value
name
=
record
.
get
(
"name"
);
List
<
Object
>
objects
=
name
.
asList
();
int
size
=
objects
.
size
();
String
type
=
""
;
Object
object
=
objects
.
get
(
size
-
1
);
labels
.
add
(
object
.
toString
());
for
(
MetaData
data
:
dataIterable
){
String
metadataId
=
data
.
getMetadataId
();
String
[]
metadataIds
=
metadataId
.
split
(
"="
);
String
modelName
=
metadataIds
[
0
];
if
(!
labels
.
contains
(
modelName
)){
labels
.
add
(
modelName
);
}
}
return
labels
;
}
...
...
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