diff --git a/.gitignore b/.gitignore
index 639b399241e394db1e3d71974da4fb96e0078743..05e27e0bb70fe7559f83ca617a7dbef9fc310a02 100644
--- a/.gitignore
+++ b/.gitignore
@@ -81,3 +81,5 @@ buildNumber.properties
.mvn/timing.properties
.mvn/wrapper/maven-wrapper.jar
+/.idea/.name
+/.idea/vcs.xml
diff --git a/.idea/.name b/.idea/.name
new file mode 100644
index 0000000000000000000000000000000000000000..523849b74459f597d170cfeff24a150965c51a2b
--- /dev/null
+++ b/.idea/.name
@@ -0,0 +1 @@
+demo-parent
\ No newline at end of file
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 0000000000000000000000000000000000000000..ed3c7f419ccf77853c5b7c777a91951f099053fb
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,24 @@
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diff --git a/.idea/encodings.xml b/.idea/encodings.xml
new file mode 100644
index 0000000000000000000000000000000000000000..63fd03358dfa2da1caba690cfffa56acf29f878e
--- /dev/null
+++ b/.idea/encodings.xml
@@ -0,0 +1,8 @@
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\ No newline at end of file
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6560a98983ec708cf9d8b5c5c3776d7bd39c475b
--- /dev/null
+++ b/.idea/inspectionProfiles/Project_Default.xml
@@ -0,0 +1,36 @@
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\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000000000000000000000000000000000000..abde0f9e07d1380d124bb83d7db573b753ce63cc
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,14 @@
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\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000000000000000000000000000000000000..d2b7a749a57c52a1adb1e37dd2d24315c6e635ae
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,10 @@
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\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000000000000000000000000000000000000..35eb1ddfbbc029bcab630581847471d7f238ec53
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
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\ No newline at end of file
diff --git a/demo-parent.iml b/demo-parent.iml
new file mode 100644
index 0000000000000000000000000000000000000000..8cffef8f8c4301df1a8a7a3f088e426b49ce1220
--- /dev/null
+++ b/demo-parent.iml
@@ -0,0 +1,68 @@
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\ No newline at end of file
diff --git a/kafka/kafka.iml b/kafka/kafka.iml
new file mode 100644
index 0000000000000000000000000000000000000000..85ab1e7569283dbd96f1ec46a2719b900479c0e8
--- /dev/null
+++ b/kafka/kafka.iml
@@ -0,0 +1,101 @@
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